## DESCRIPTION
## Select the Mendelian genetics term that corresponds to the given definition.
## ENDDESCRIPTION
## KEYWORDS('Mendelian genetics terms','definitions','which one','multiple choice')
## DBsubject('Genetics')
## DBchapter('')
## DBsection('')
## Date('2026-07-12')
## Author('Neil R. Voss')
## Institution('Roosevelt University')
DOCUMENT();
loadMacros(
'PGstandard.pl',
'PGML.pl',
'PGchoicemacros.pl',
'parserRadioButtons.pl',
'PGcourse.pl',
);
TEXT(beginproblem());
$showPartialCorrectAnswers = 0;
#==========================================================
# QUESTION DATA
#==========================================================
# All questions data
@questions_data = (
{
'item_name' => 'a single heritable feature that varies among individuals, such as seed shape',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'alleles',
'gamete',
],
'correct' => 'character',
},
{
'item_name' => 'a single heritable feature that varies among individuals, such as seed color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'genotype',
'alleles',
],
'correct' => 'character',
},
{
'item_name' => 'a single heritable feature that varies among individuals, such as flower position',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'phenotype',
'homozygous',
],
'correct' => 'character',
},
{
'item_name' => 'a single heritable feature that varies among individuals, such as stem length',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'alleles',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'a single heritable feature that varies among individuals, such as eye color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'gamete',
'heterozygous',
'homozygous',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature that can be inherited and varies among organisms, like seed shape',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'heterozygous',
'dominant',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature that can be inherited and varies among organisms, like seed color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'heterozygous',
'dominant',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature that can be inherited and varies among organisms, like flower position',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'dominant',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature that can be inherited and varies among organisms, like stem length',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'genotype',
'heterozygous',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature that can be inherited and varies among organisms, like eye color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'heterozygous',
'homozygous',
'dominant',
],
'correct' => 'character',
},
{
'item_name' => 'one observable feature category of a group of organisms, such as flower color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'heterozygous',
'homozygous',
],
'correct' => 'character',
},
{
'item_name' => 'one observable feature category of a group of organisms, such as hair color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'heterozygous',
'homozygous',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'one observable feature category of a group of organisms, such as seed color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'gamete',
'homozygous',
],
'correct' => 'character',
},
{
'item_name' => 'a single feature, such as hair color, noticeable in a particular organismal group',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'homozygous',
'recessive',
],
'correct' => 'character',
},
{
'item_name' => 'each variant for a character, such as purple or white color for flowers',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'alleles',
],
'correct' => 'trait',
},
{
'item_name' => 'each variant for a character, such as green or yellow color for seeds',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'gamete',
'heterozygous',
],
'correct' => 'trait',
},
{
'item_name' => 'each variant for a character, such as round or wrinkled seeds in flowers',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'alleles',
'dominant',
],
'correct' => 'trait',
},
{
'item_name' => 'a distinct variant of a character of an organism, such as purple or white color for flowers',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'gamete',
'dominant',
],
'correct' => 'trait',
},
{
'item_name' => 'a distinct variant of a character of an organism, such as short or long stems in flowers',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'alleles',
'recessive',
],
'correct' => 'trait',
},
{
'item_name' => 'a single variation in an inherited character',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'genotype',
'alleles',
],
'correct' => 'trait',
},
{
'item_name' => 'a specific form of a heritable feature, like purple color in flowers',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'heterozygous',
'recessive',
],
'correct' => 'trait',
},
{
'item_name' => 'green or yellow as specific forms of the seed color character',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'heterozygous',
'homozygous',
'dominant',
],
'correct' => 'trait',
},
{
'item_name' => 'examples of a character\'s form include round or wrinkled seeds in plants',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'gamete',
],
'correct' => 'trait',
},
{
'item_name' => 'specific expression of a character, such as short or long stem lengths in plants',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'gamete',
'heterozygous',
],
'correct' => 'trait',
},
{
'item_name' => 'the genetic constitution of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'heterozygous',
],
'correct' => 'genotype',
},
{
'item_name' => 'combination of alleles that determines a specific trait',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'alleles',
'homozygous',
],
'correct' => 'genotype',
},
{
'item_name' => 'genetic content of an organism that contributes to a specific trait',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'alleles',
'gamete',
'heterozygous',
],
'correct' => 'genotype',
},
{
'item_name' => 'chemical makeup of DNA that factors into a particular phenotype',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'homozygous',
],
'correct' => 'genotype',
},
{
'item_name' => 'Mendel referred to this as the "internal nature" of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'heterozygous',
],
'correct' => 'genotype',
},
{
'item_name' => 'Mendel labeled this as an organism\'s "internal makeup"',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'heterozygous',
'dominant',
'recessive',
],
'correct' => 'genotype',
},
{
'item_name' => 'allele combinations that specify a trait',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'homozygous',
'dominant',
],
'correct' => 'genotype',
},
{
'item_name' => 'the genetic makeup contributing to particular traits',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'alleles',
'dominant',
],
'correct' => 'genotype',
},
{
'item_name' => 'DNA composition affecting a certain phenotype',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'gamete',
'dominant',
],
'correct' => 'genotype',
},
{
'item_name' => 'all the observable traits of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'heterozygous',
'dominant',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all the observable traits of an individual, such as eye color and blood type',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'phenotype',
'dominant',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all the observable traits of an individual, such as height and blood type',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'phenotype',
'homozygous',
'dominant',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all the observable traits of an individual, such as height and eye color',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'phenotype',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'the observable expression of DNA in an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'heterozygous',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all the physical traits of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'phenotype',
'gamete',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all observable traits due to how its genes interact with the environment',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'homozygous',
'dominant',
],
'correct' => 'phenotype',
},
{
'item_name' => 'the complete set of observable traits of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'genotype',
'phenotype',
'alleles',
],
'correct' => 'phenotype',
},
{
'item_name' => 'Mendel referred to this as the "external resemblance" of an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'phenotype',
'alleles',
'dominant',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all traits that can all be observed in an organism',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'phenotype',
'gamete',
'heterozygous',
'homozygous',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all observable traits, like eye color or blood type',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'gamete',
'heterozygous',
],
'correct' => 'phenotype',
},
{
'item_name' => 'all observable traits such as height or blood type in an individual',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'alleles',
'homozygous',
],
'correct' => 'phenotype',
},
{
'item_name' => 'the manifestation of DNA as all observable traits',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'dominant',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'the physical expression of an organism\'s entire genetic content',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'phenotype',
'gamete',
],
'correct' => 'phenotype',
},
{
'item_name' => 'Mendel described this as an organism\'s "external appearance"',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'heterozygous',
'recessive',
],
'correct' => 'phenotype',
},
{
'item_name' => 'different versions of the same gene, such as A or a',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'genotype',
'alleles',
],
'correct' => 'alleles',
},
{
'item_name' => 'one of two or more versions of DNA sequence at a given genomic location',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'alleles',
'recessive',
],
'correct' => 'alleles',
},
{
'item_name' => 'one of two or more alternative forms of a gene at the same site in a chromosome',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'homozygous',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'alternative forms of a specific gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'alleles',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'variants of the gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'alleles',
'gamete',
'heterozygous',
],
'correct' => 'alleles',
},
{
'item_name' => 'alternative DNA sequences at a locus',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'phenotype',
'alleles',
],
'correct' => 'alleles',
},
{
'item_name' => 'variations at one gene locus',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'phenotype',
'alleles',
'homozygous',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'variants at a gene locus that code for specific traits',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'phenotype',
'alleles',
'homozygous',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'variants of a gene, for example A or a',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'homozygous',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'one version among multiple DNA sequences at a locus',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'alleles',
'homozygous',
],
'correct' => 'alleles',
},
{
'item_name' => 'different gene forms at the same chromosomal location',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'alleles',
'gamete',
'recessive',
],
'correct' => 'alleles',
},
{
'item_name' => 'alternatives of a specific gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'alleles',
'gamete',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'variants of a specific gene located at a locus',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'alleles',
'recessive',
],
'correct' => 'alleles',
},
{
'item_name' => 'alternative versions of DNA at a gene site',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'alleles',
'recessive',
],
'correct' => 'alleles',
},
{
'item_name' => 'different forms at a single gene locus',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'heterozygous',
'dominant',
],
'correct' => 'alleles',
},
{
'item_name' => 'a haploid reproductive cell having the half number of chromosomes',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'gamete',
'homozygous',
],
'correct' => 'gamete',
},
{
'item_name' => 'a general term for either male (sperm) or female (egg) germ cells, which unite to form the zygote',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'heterozygous',
'homozygous',
],
'correct' => 'gamete',
},
{
'item_name' => 'a haploid cell (e.g., sperm or egg) that fuses with another haploid cell during fertilization in organisms',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'dominant',
'recessive',
],
'correct' => 'gamete',
},
{
'item_name' => 'sex, or reproductive, cell containing only one set of dissimilar chromosomes',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'alleles',
'gamete',
'heterozygous',
],
'correct' => 'gamete',
},
{
'item_name' => 'reproductive cells carrying only one copy of each chromosome in preparation for fertilization',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'alleles',
'gamete',
'heterozygous',
],
'correct' => 'gamete',
},
{
'item_name' => 'a reproductive cell with half the chromosome number',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'gamete',
'heterozygous',
'recessive',
],
'correct' => 'gamete',
},
{
'item_name' => 'either a male sperm or female egg cell that forms a zygote upon fusion',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'gamete',
'heterozygous',
],
'correct' => 'gamete',
},
{
'item_name' => 'haploid cells like sperm or egg that merge during fertilization',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'genotype',
'gamete',
],
'correct' => 'gamete',
},
{
'item_name' => 'reproductive cells with a single set of non-identical chromosomes',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'alleles',
'gamete',
],
'correct' => 'gamete',
},
{
'item_name' => 'when two copies of a gene are different',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'heterozygous',
'homozygous',
'recessive',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'different alleles at one or more corresponding chromosomal loci',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'alleles',
'heterozygous',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'two different alleles of a given gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'heterozygous',
'dominant',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'different inherited versions of a gene from each biological parent',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'heterozygous',
'dominant',
'recessive',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'possession of a pair of differing alleles',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'alleles',
'heterozygous',
'recessive',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'presence of two different gene copies',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'heterozygous',
'recessive',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'two unalike alleles for a particular gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'alleles',
'heterozygous',
'homozygous',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'two different alleles for a gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'gamete',
'heterozygous',
'homozygous',
'recessive',
],
'correct' => 'heterozygous',
},
{
'item_name' => 'the two copies of a gene are identical',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'gamete',
'homozygous',
'recessive',
],
'correct' => 'homozygous',
},
{
'item_name' => 'identical alleles at one or more corresponding chromosomal loci',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'gamete',
'heterozygous',
'homozygous',
],
'correct' => 'homozygous',
},
{
'item_name' => 'two identical alleles of a given gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'heterozygous',
'homozygous',
'dominant',
],
'correct' => 'homozygous',
},
{
'item_name' => 'identical inherited versions of a gene from each biological parent',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'alleles',
'homozygous',
],
'correct' => 'homozygous',
},
{
'item_name' => 'possession of a pair of identical alleles',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'gamete',
'heterozygous',
'homozygous',
],
'correct' => 'homozygous',
},
{
'item_name' => 'both gene copies are the same',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'trait',
'heterozygous',
'homozygous',
],
'correct' => 'homozygous',
},
{
'item_name' => 'identical forms of a gene at corresponding chromosome locations',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'homozygous',
'dominant',
],
'correct' => 'homozygous',
},
{
'item_name' => 'two of the same allele for a specific gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'alleles',
'homozygous',
'dominant',
],
'correct' => 'homozygous',
},
{
'item_name' => 'same version of a gene inherited from each parent',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'phenotype',
'heterozygous',
'homozygous',
],
'correct' => 'homozygous',
},
{
'item_name' => 'identical alleles for a gene',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'gamete',
'homozygous',
'recessive',
],
'correct' => 'homozygous',
},
{
'item_name' => 'describes a trait that masks the expression of another trait when both versions of the gene are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'dominant',
'recessive',
],
'correct' => 'dominant',
},
{
'item_name' => 'describes a trait that masks the expression of another trait when the alleles for both traits are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'dominant',
'recessive',
],
'correct' => 'dominant',
},
{
'item_name' => 'if two copies of a gene are different, this allele will be expressed',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'heterozygous',
'dominant',
],
'correct' => 'dominant',
},
{
'item_name' => 'an allele that masks another allele in the presence of both alleles',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'homozygous',
'dominant',
],
'correct' => 'dominant',
},
{
'item_name' => 'masks another trait\'s expression when both alleles are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'homozygous',
'dominant',
],
'correct' => 'dominant',
},
{
'item_name' => 'describes a trait whose expression is masked by another trait when both versions of the gene are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'alleles',
'recessive',
],
'correct' => 'recessive',
},
{
'item_name' => 'describes a trait whose expression is masked by another trait when the alleles for both traits are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'genotype',
'homozygous',
'recessive',
],
'correct' => 'recessive',
},
{
'item_name' => 'if two copies of a gene are different, this allele will be masked',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'trait',
'gamete',
'dominant',
'recessive',
],
'correct' => 'recessive',
},
{
'item_name' => 'an allele masked by another allele in the presence of both alleles',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'genotype',
'phenotype',
'dominant',
'recessive',
],
'correct' => 'recessive',
},
{
'item_name' => 'this allele is masked if both alleles differ',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'alleles',
'gamete',
'dominant',
'recessive',
],
'correct' => 'recessive',
},
{
'item_name' => 'this allele is hidden by another allele when both alleles are present',
'plural_choice' => 'Mendelian genetics terms',
'singular_item' => 'definition',
'choices' => [
'character',
'phenotype',
'homozygous',
'recessive',
],
'correct' => 'recessive',
},
);
#==========================================================
# SELECT RANDOM QUESTION
#==========================================================
my $local_random = PGrandom->new();
$local_random->srand($problemSeed);
$question_idx = $local_random->random(0, scalar(@questions_data) - 1, 1);
$q = $questions_data[$question_idx];
$item_name = $q->{'item_name'};
$plural_choice = $q->{'plural_choice'};
$singular_item = $q->{'singular_item'};
@choices = @{ $q->{'choices'} };
$correct = $q->{'correct'};
#==========================================================
# SHUFFLE CHOICES (SEED-STABLE)
#==========================================================
my @choice_indices = (0 .. $#choices);
my @choice_shuffled = ();
while (@choice_indices) {
my $pick = $local_random->random(0, $#choice_indices, 1);
push @choice_shuffled, splice(@choice_indices, $pick, 1);
}
@choices = @choices[@choice_shuffled];
#==========================================================
# BUILD RADIO BUTTONS
#==========================================================
$rb = RadioButtons(
[@choices],
$correct,
labels => 'ABC',
displayLabels => 1,
randomize => 0,
separator => '',
);
#==========================================================
# PGML
#==========================================================
BEGIN_PGML
Which one of the following [$plural_choice]* corresponds to the [$singular_item]* [$item_name]*?
[_]{$rb}
END_PGML
BEGIN_PGML_SOLUTION
The correct answer is: [$correct]*
END_PGML_SOLUTION
ENDDOCUMENT();