What is the process by which the eye lens changes shape to focus light on the retina?
A) accommodation
B) astigmatism
C) visual acuity
D) none of the above
A
Explanation:
B) An astigmatism is an irregularly shaped lens.
C) Visual acuity is sharpness of vision.
D) One of the above answers is correct.
Exercise 30: Post-Lab Questions
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A subcellular structure built of assemblies of macromolecules that carries out a particular function is a(n) ________.
Fill in the blank(s) with the appropriate word(s).
Sonic muscles are able to shorten even more than most muscles because of perforations in their __________ that allow the thick filaments to pass into adjacent sarcomeres
Fill in the blank with the correct word.
Identify the serratus dorsalis in the following image
A) A B) B C) C D) D
Which portion of the sperm cell is most involved with penetration of the oocyte?
A. Tail B. Acrosome C. Centriole D. Midpiece E. Nucleus