Which of these is the smallest unit upon which natural selection directly acts?

A) a species? gene frequency
B) a population?s gene frequency
C) an individual?s genome
D) an individual?s genotype
E) an individual?s phenotype


Ans: E) an individual?s phenotype

Biology & Microbiology

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A fungi is best described as a ________

a. seed producing autotroph with cell walls of chitin b. seed producing heterotroph with cell walls of cellulose c. spore producing heterotroph with cell walls of chitin d. spore producing autotroph with cell walls of chitin e. spore producing heterotroph with cell walls of cellulose

Biology & Microbiology

What is the life history adaptation called where organisms produce offspring several times over many seasons?  

A.  semelparity B.  iteroparity C.  biparity D.  polyparity E.  alloparity

Biology & Microbiology

During the synthesis of acetyl-CoA from pyruvic acid, ________ is produced

A) ATP B) NADH C) FADH2 D) H2O E) acetic acid

Biology & Microbiology

The stages of follicle development are:

A) ovarian follicle, mature follicle, oocyte. B) tertiary follicle, secondary follicle, primary follicle, corpus luteum. C) corpus luteum, tertiary follicle, secondary follicle, primary follicle. D) primary follicle, secondary follicle, tertiary follicle, corpus luteum.

Biology & Microbiology