Nutritional mutants in Neurospora can be "cured" by treating the medium with substances in the defective metabolic pathway. What determines whether the mutant strain (auxotroph) is "cured" by a particular substance?

What will be an ideal response?


The substance needs to be added after the metabolic block in the biochemical pathway.

Biology & Microbiology

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Testing for differentiation of M. nonliquefaciens and M. osloensis can best be performed by:

a. the ability to utilize acetate. b. the ability to liquefy serum. c. glucose utilization tests. d. growth on MacConkey agar.

Biology & Microbiology

Which of the following is increased amphibian diversity correlated with?

A) sea surface temperature B) net primary productivity C) altitude D) distribution of land area across the globe

Biology & Microbiology

Water is transported vertically through the plant via the process of translocation. Indicate whether the statement is true or false

Biology & Microbiology

Telomerase reads ________ as a template and synthesizes ________ as a product

A) DNA; DNA B) DNA; protein C) RNA; RNA D) RNA; DNA E) DNA; RNA

Biology & Microbiology