Answer the following questions true (T) or false (F)

1. A small minority of mutations is adaptive, providing an improvement to the gene pool of the population.

2. Genetic drift has a much more significant effect on small populations than on large populations.

3. Without mutation, evolution would eventually cease, because mutations create the variation that evolution acts upon.


1. TRUE
2. TRUE
3. TRUE

Biology & Microbiology

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The most common type of population distribution is ____

a. clumped b. uniform c. random d. near-uniform e. semi-random

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Which of the following would not be found in loose connective tissue?

a. collagen fibers b. reticular fibers c. actin proteins d. elastic fibers e. fibroblasts

Biology & Microbiology

Which structure or compartment is not part of the plant's apoplast?

A) the lumen of a xylem vessel B) the lumen of a sieve tube C) the cell wall of a mesophyll cell D) the cell wall of a transfer cell E) the cell wall of a root hair

Biology & Microbiology

The cells in the ________ layer of the leaf contain the majority of a leaf's chloroplasts

Fill in the blank(s) with correct word

Biology & Microbiology