Which structure in the eye plays a role in accommodation by holding the lens in place?

A. sclera
B. optic nerve
C. vitreous humor
D. ciliary body
E. pupil


Answer: D

Biology & Microbiology

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Fill in the blank(s) with correct word

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Which of the following is the correct order

from largest unit to the smallest?

a. muscle fiber>>myofibril>>sarcomere>>filaments b. myofibril>>muscle fiber>>sarcomere>> filaments c. sarcomere>>myofibril>>filaments>>muscle fiber d. muscle fiber>>sarcomere>>myofibril>>filaments e. muscle fiber>>filaments>>myofibril>>sarcomere

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Covalently bonded atoms with similar electronic negativities are:a

ionic. b. polar. c. nonpolar. d. partially positive. e. partially negative.

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Segmentation is the subdivision of the body into segments or metameres. True segmentation is found in which of the following phyla?

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