4fda_230e

A mutant screen was carried out to produce the diagram below. The diagram shows different classes (1-4) of mutants for metabolic precursors (W-Z) of a metabolic pathway to produce a product were characterized to either grow (+) or not grow (–) in minimal media.

	W	X	Y	Z
Class 1	–	+	–	–
Class 2	+	+	+	+
Class 3	–	+	+	+
Class 4	–	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

ecf8_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	+	+	–
Class 3	+	–	+	–
Class 4	–	–	+	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

e7f9_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	–	+	–
Class 3	+	–	+	–
Class 4	+	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

89b9_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	+	–	–
Class 3	–	+	+	+
Class 4	–	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

b182_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	–	–	–
Class 3	+	–	+	–
Class 4	+	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

6bd5_230e

	W	X	Y	Z
Class 1	+	+	–	+
Class 2	–	+	–	–
Class 3	+	+	+	+
Class 4	+	+	–	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

ac90_230e

	W	X	Y	Z
Class 1	+	+	–	+
Class 2	+	–	–	–
Class 3	+	+	+	+
Class 4	+	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

75e9_230e

	W	X	Y	Z
Class 1	–	–	+	–
Class 2	–	+	+	+
Class 3	–	+	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

f4ad_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	–	–	+
Class 3	+	–	–	–
Class 4	+	–	+	+

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

bff8_230e

	W	X	Y	Z
Class 1	–	–	–	+
Class 2	–	+	+	+
Class 3	+	+	+	+
Class 4	–	–	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

2711_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	+	+	+
Class 3	+	–	+	–
Class 4	+	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

a600_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	–	+	+
Class 3	–	–	–	+
Class 4	–	–	+	+

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

167f_230e

	W	X	Y	Z
Class 1	–	–	+	–
Class 2	+	–	+	+
Class 3	+	–	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

cf36_230e

	W	X	Y	Z
Class 1	–	+	+	+
Class 2	–	–	–	+
Class 3	–	–	+	+
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

04bc_230e

	W	X	Y	Z
Class 1	–	+	+	+
Class 2	+	+	+	+
Class 3	–	+	–	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

9410_230e

	W	X	Y	Z
Class 1	–	+	–	–
Class 2	+	+	+	+
Class 3	–	+	+	–
Class 4	–	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

0e3b_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	+	–	–
Class 3	+	+	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

130e_230e

	W	X	Y	Z
Class 1	+	+	+	–
Class 2	–	+	–	–
Class 3	+	+	+	+
Class 4	+	+	–	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

9f0f_230e

	W	X	Y	Z
Class 1	+	–	–	+
Class 2	+	–	+	+
Class 3	+	+	+	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

d83a_230e

	W	X	Y	Z
Class 1	–	–	–	+
Class 2	+	+	+	+
Class 3	+	+	–	+
Class 4	+	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

7604_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	–	–	+
Class 3	+	–	+	+
Class 4	–	–	+	+

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

486f_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	–	+	+
Class 3	+	–	+	+
Class 4	–	–	+	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

3e4f_230e

	W	X	Y	Z
Class 1	+	+	–	–
Class 2	+	+	+	+
Class 3	–	+	–	–
Class 4	+	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

5c5a_230e

	W	X	Y	Z
Class 1	+	–	+	+
Class 2	+	+	+	+
Class 3	+	–	–	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

f674_230e

	W	X	Y	Z
Class 1	–	–	–	+
Class 2	+	+	+	+
Class 3	+	+	–	+
Class 4	–	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

e39e_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	–	+	+
Class 3	+	+	+	+
Class 4	+	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

86ad_230e

	W	X	Y	Z
Class 1	–	+	+	–
Class 2	+	+	+	–
Class 3	–	–	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

23f8_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	+	+	+
Class 3	+	+	–	+
Class 4	+	+	–	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

267c_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	+	–	+
Class 3	–	+	–	+
Class 4	–	+	–	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

1daa_230e

	W	X	Y	Z
Class 1	+	+	+	–
Class 2	–	+	+	–
Class 3	+	+	+	+
Class 4	–	–	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

61ea_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	+	–	–	+
Class 3	+	+	–	+
Class 4	+	–	–	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

2dfa_230e

	W	X	Y	Z
Class 1	+	+	+	–
Class 2	+	+	+	+
Class 3	–	–	+	–
Class 4	–	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

7b2e_230e

	W	X	Y	Z
Class 1	–	+	–	–
Class 2	–	+	+	+
Class 3	+	+	+	+
Class 4	–	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

b2fc_230e

	W	X	Y	Z
Class 1	–	–	+	–
Class 2	–	+	+	–
Class 3	+	+	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

0eea_230e

	W	X	Y	Z
Class 1	–	+	+	+
Class 2	–	–	+	+
Class 3	+	+	+	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

8eb2_230e

	W	X	Y	Z
Class 1	+	+	–	–
Class 2	–	+	–	–
Class 3	+	+	+	+
Class 4	+	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

7c16_230e

	W	X	Y	Z
Class 1	+	+	+	–
Class 2	+	+	–	–
Class 3	–	+	–	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

03b4_230e

	W	X	Y	Z
Class 1	+	+	+	–
Class 2	+	+	+	+
Class 3	–	–	+	–
Class 4	+	–	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

ea54_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	+	+	+
Class 3	+	+	–	–
Class 4	+	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

d7c6_230e

	W	X	Y	Z
Class 1	–	+	–	+
Class 2	–	+	+	+
Class 3	+	+	+	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

a2ea_230e

	W	X	Y	Z
Class 1	–	+	–	–
Class 2	+	+	+	+
Class 3	+	+	–	–
Class 4	+	+	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

132f_230e

	W	X	Y	Z
Class 1	+	–	+	–
Class 2	+	–	+	+
Class 3	–	–	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

781b_230e

	W	X	Y	Z
Class 1	–	–	–	+
Class 2	–	–	+	+
Class 3	+	+	+	+
Class 4	+	–	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

247b_230e

	W	X	Y	Z
Class 1	+	–	–	–
Class 2	+	+	–	–
Class 3	+	+	+	+
Class 4	+	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Correct Class 4 Incorrect MC

40ba_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	+	+	+
Class 3	–	–	+	–
Class 4	–	+	+	–

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

6fe1_230e

	W	X	Y	Z
Class 1	+	–	+	+
Class 2	+	+	+	+
Class 3	–	–	+	+
Class 4	–	–	–	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

c55f_230e

	W	X	Y	Z
Class 1	+	+	+	+
Class 2	–	–	+	+
Class 3	–	–	+	–
Class 4	–	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Correct Class 2 Incorrect Class 3 Incorrect Class 4 Incorrect MC

b487_230e

	W	X	Y	Z
Class 1	+	+	–	+
Class 2	–	–	–	+
Class 3	–	+	–	+
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct MC

11c6_230e

	W	X	Y	Z
Class 1	–	–	+	+
Class 2	+	+	+	+
Class 3	+	–	+	+
Class 4	–	–	+	–

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Correct Class 3 Incorrect Class 4 Incorrect MC

9a00_230e

	W	X	Y	Z
Class 1	–	–	+	–
Class 2	+	+	+	–
Class 3	–	+	+	–
Class 4	+	+	+	+

Which one of the following classes is the wild-type organism?

Class 1 Incorrect Class 2 Incorrect Class 3 Incorrect Class 4 Correct