Which of the following vitamins is incorrectly paired with its known function?

a. vitamin C?antioxidant
b. vitamin K?essential for blood clotting
c. folic acid?coenzyme for synthesis of nucleic acids
d. vitamin A?converted to retinal
e. panthothenic acid–promotes calcium absorption


E

Biology & Microbiology

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The end result of cleavage is a

a. blastula. b. gastrula. c. zygote. d. embryo. e. mesoderm

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Both mitochondria and chloroplasts are thought to have evolved by the process of ____

a. endosymbiosis b. viral reassortment

c. transformation d. decomposition e. nitrogen fixation

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Which inner ear structure determines pitch perception?

a. tectorial membrane b. ear drum c. scala tympani d. middle ear bone e. basilar membrane

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The process by which electromagnetic energy travels through space is called ____. Fill in the blank(s) with the appropriate word(s). Fill in the blank(s) with the appropriate word(s)

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