The experimental design in the accompanying figure was used to examine:



a. the relationship between genetic changes and metabolic enzymes.

b. the mutation rate of Neurospora.

c. resistance of Neurospora to genetic poisons.

d. toxicity of arginine metabolites.

e. growth of Neurospora in the presence of different antibiotics.


a

Biology & Microbiology

You might also like to view...

Koalas are slow-moving animals with a mass that is over half digestive tract. And yet they have overreproduced to the point where they are endangering the habitat of certain protected preserves in Australia. How have koalas managed to survive competition with animals that are faster and can eat a greater variety of foods?

What will be an ideal response?

Biology & Microbiology

Describe how microbes build large biomolecules from either (1) the products of catabolism (i.e. in heterotrophy) or (2) the fixation of CO2 (i.e. in autotrophy). What is the role of ATP and reducing equivalents like NADH/NADPH?

What will be an ideal response?

Biology & Microbiology

The factor most likely to exert a NEGATIVE feedback on the secretion of ADH is ______.

A. high blood pressure B. low blood volume C. low blood osmolarity D. Two of the above

Biology & Microbiology

Which of the following is a fungus and is considered part of the normal human microbiome?

A. Candida B. Lactobacillus C. E. coli D. Bacteroides E. Staphylococcus

Biology & Microbiology