Macroevolution may have been caused by
a. changes in homeotic genes.
b. small, cumulative genetic changes.
c. exaptation.
d. allopatric speciation.
e. more than one of these.
E
Biology & Microbiology
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Nonprotein catalysts are known as ________.
Fill in the blank(s) with the appropriate word(s).
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Organisms made up of one cell are said to be ________
Fill in the blank(s) with correct word
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List two characteristics that have contributed to the biological success of the insects, and briefly explain the adaptive
value of each characteristic that you identified. What will be an ideal response?
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In an antibody-mediated immune response, which cells produce antibodies that bind to the pathogen or toxin that triggered the response?
A. Dendritic cell B. Mast cells C. B cells D. NK cells E. T cells
Biology & Microbiology