Differential survival and reproduction of individuals

of a population that vary in the details of shared traits
is called __________. Fill in the blank(s) with the appropriate word(s).


Answer: natural selection

Biology & Microbiology

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Which phase of meiosis is illustrated in this diagram?



a. prophase
b. prometaphase
c. prophase I
d. prometaphase II

Biology & Microbiology

________ heat is more rapidly effective and efficient compared to ________ heat.

A. Moist; dry B. Moist; high C. High; moist D. Dry; moist E. High; dry

Biology & Microbiology

The fluctuation in blood pressure shown in section I is caused by the

a. systole-diastole cycle b. the atrial contraction-atrial relaxation cycle c. comparison of pressure in the artery to pressure in the corresponding vein d. tidal breathing rate of the subject e. rhythmic contraction of the veins

Biology & Microbiology

After 7 pm, you would expect the body temperature of this animal to decrease sharply.

a. true b. false

Biology & Microbiology