A polysome is
a. one of the units of a ribosome.
b. the nuclear organelle that synthesizes RNA.
c. an organelle that functions similarly to a
ribosome during meiosis.
d. the two units of a ribosome considered
together.
e. an mRNA molecule with several ribosomes
attached.
E
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Which of the following correctly matches a component of the cytoskeleton to one of its functions?
A) microfilaments form the nuclear lamina B) microtubules help animal cells divide in two C) microfilaments cause ciliary bending D) intermediate filaments contribute to cytoplasmic streaming E) microtubules move chromosomes
The size of a genome is measured by:
A. the number of base pairs. B. gene size. C. the number of chromosomes. D. the size of organism. E. All of the answer options are correct.
In fragile X syndrome, the fragile X gene contains the nucleotide triplet CGG that repeats 200-1000
times. Indicate whether the statement is true or false.
What structures would neurobiologists look for if they are interested in determining if an animal can see in color?
A) opsins B) electroreceptors C) pupil D) lens