Which of the following events occur(s) during the

follicular phase of the menstrual cycle?
a. An ovarian follicle enlarges.
b. A zona pellucida forms around the oocyte.
c. An oocyte completes meiosis I.
d. Estrogen levels increase.
e. All of these occur.


Answer: e

Biology & Microbiology

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Which event occurs during the elongation

stage? a. Peptide bonds form. b. Free amino acids bind to the mRNA binding site. c. Anticodons bind to complementary codons. d. A STOP codon enters the ribosome. e. Peptide bonds form, and anticodons bind to complementary codons

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The portion of the genome that encodes proteins is called the ____________. Fill in the blank(s) with the appropriate word(s)

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Which of the following describes a red pigment?

a. It can reflect the green wavelength. b. It cannot reflect the red wavelength. c. It cannot reflect the green wavelength. d. It can reflect the red wavelength.

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If the human population faces potential extinction, cloning of humans is the only technology that will save us?

a. true b. false

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