Protein breakdown produces ____

a. nitrogen gas
b. carbon dioxide
c. ammonia
d. carbon monoxide
e. oxygen


ANSWER: c

Biology & Microbiology

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The ____ of an atom have a negative charge

a. nuclei b. protons c. neutrons d. ions e. electrons

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In the fern life cycle, the ________ generation is dominant.

A. diploid sporophyte B. haploid gametophyte C. diploid gametophyte D. haploid sporophyte

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Heterozygous is indicated by

What will be an ideal response?

Biology & Microbiology