The two chromosomes in a _______________ are nearly identical in size and are very similar in their genetic composition.
Fill in the blank(s) with the appropriate word(s).
homologous pair
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The huge diversity of antibody molecules is generated by the shuffling of gene segments in T cells
a. True b. False
Where would you find ocelli?
a. On the legs b. On the head c. On the abdomen d. Along the thorax
Which of these statements accurately describes a similarity between sharks and ray-finned fishes?
A) They are equally able to exchange gases with the environment while stationary. B) They are highly maneuverable due to their flexibility. C) They have a lateral line that is sensitive to vibrations. D) A swim bladder helps control buoyancy.
As described in your book, many commercial flowers have extra whorls of flowers, based on a mutation that causes stamens to develop as extra petals. How do you predict these commercial flowers reproduce among themselves?
A. they cannot reproduce B. sexually C. double fertilization D. somatic embryogenesis