Apoptosis:

a. decreases the number of cells in the body
b. is programmed cell death
c. is a natural process
d. All of these are correct.


d. All of these are correct.

Biology & Microbiology

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The axial skeleton contains bones that form the ____

a. skull, rib cage, and vertebral column b. chest and arms c. vertebral column and legs d. rib cage and legs e. shoulder and arms

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Enzyme found in retroviruses that produce DNA from an RNA template

(A) DNA ligase (B) DNA polymerase (C) RNA polymerase (D) Restriction enzyme (E) Reverse transcriptase

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Dissimilative iron-reducing bacteria use a variety of metals as

a. electron donors during respiration. b. electron acceptors during respiration. c. electron acceptors during fermentation. d. electron acceptors during sulfate reduction.

Biology & Microbiology

An octopus "tastes" with:

a. its mouth b. its nose c. receptors on its head d. its tentacles e. its skin

Biology & Microbiology