Demographics include __________ and __________ structure, such as the size of the __________

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


population size; age; reproductive

Biology & Microbiology

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If an enzyme is saturated, ____

a. it cannot continue to catalyze the reaction b. the reaction is at equilibrium c. the rate of the reaction will slow and the reaction will stop d. it recruits more reactants e. the reaction is being catalyzed at the maximum rate

Biology & Microbiology

What nitrogenous bases are found in a molecule of RNA (ribonucleic acid)?

A) adenine, guanine, thymine, and uracil B) uracil, adenine, guanine, and adenosine C) thymine, adenine, guanine, and cytosine D) adenine, guanine, cytosine, and uracil

Biology & Microbiology

Mosses are limited to moist environments because they 

A. have large roots. B. have sperm that swim. C. do not have leaves. D. produce eggs.

Biology & Microbiology

The type of reproductive isolation in which the offspring matures to adulthood but is unable to produce offspring is

A) hybrid infertility. B) gametic isolation. C) temporal isolation. D) mechanical isolation. E) hybrid inviability.

Biology & Microbiology