Chlorophyll a is the most common photosynthetic pigment in plants. It's abundance gives plants their green color. This is because it:

a. absorbs light of low wavelengths (400-500 nm)
b. reflects green light
c. absorbs yellow and blue light
d. absorbs green light
e. is a translucent pigment which does not influence the color of the plant


b

Biology & Microbiology

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A diet rich in ___ has been shown to reduce the incidence of spina bifida

A. vitamin C B. niacin C. folate D. vitamin D E. vitamin E

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______ is/are released from synaptic vesicles into the synaptic cleft.

a) salts b) chloride ions c) neurotransmitters d) cocaine

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A cell from a wheat plant contains all of the following EXCEPT a

A) flagellum. B) cell wall. C) cytoskeleton. D) chloroplast. E) mitochondrion.

Biology & Microbiology

Secondary infections that result from the killing of some of the normal microbiota are called (antagonism/superinfections/resistance).

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

Biology & Microbiology