Four of the five cells listed below are haploid. Select

the exception.
a. ovum
b. primary spermatocyte
c. spermatid
d. polar body
e. secondary spermatocyte


Answer: b

Biology & Microbiology

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The most prominent organelle visible in most eukaryotic cells is the

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A cow converts the energy of glucose into the energy of ATP. What happens to most of the energy in that conversion?

a. It remains with the glucose – it can’t be extracted. b. It is lost as heat energy. c. It is within the ATP molecule. d. It is recycled back into glucose. e. It is utilized in other metabolic pathways.

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__________ regulates the maturation of the mammary glands, and then _____ causes contraction of milk glands.

Fill in the blank(s) with the appropriate word(s).

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The wavelength of light used plus the numerical aperture governs

A. size of the field. B. magnification. C. resolution. D. illumination. E. All of these choices are correct.

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