Without SRY expression, an embryo will develop ________:

a. male reproductive structures
b. female reproductive structures
c. no reproductive structures
d. male reproductive structures 50 percent of the time and female reproductive structures 50 percent of the time


Ans: b. female reproductive structures

Biology & Microbiology

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Organisms that have their optimum growth pH between 0.0 and 5.5 are called ________.

Fill in the blank(s) with the appropriate word(s).

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Which aspect of phospholipids is most important to the formation of bilayers?

A) They are amphipathic. B) Their size is large, relative to cholesterol. C) Their size is small, relative to fats. D) Their hydrocarbon tails can consist of fatty acids or isoprene subunits.

Biology & Microbiology

The most plentiful sugar in nature is

a. glucose. b. fructose. c. sucrose. d. lactose. e. glycogen.

Biology & Microbiology

Sex influenced traits most likely appear due to the influence of

a. adrenal hormones. b. estrogen. c. testosterone. d. both estrogen and testosterone. e. growth hormone.

Biology & Microbiology