In photosynthesis, which gas is being produced?
a. CO2
b. O2
c. O3
d. NOx
b
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Serological analysis for bacterial identification typically involves using
A. methods to identify cell enzymes. B. the analysis of the appearance of colonies. C. specific antibodies to the bacterial cell antigens. D. a microscope to determine cell morphology. E. the determination of guanine + cytosine base concentrations.
Why are genetic diseases much more common among children of marriages involving first cousins than among children of marriages between unrelated partners?
What will be an ideal response?
In the late 1990s, what important discovery in genetics was made?
a. The three-dimensional structure of DNA was described, which showed how DNA might be replicated. b. The first recombinant DNA experiments were performed that started the biotechnology field. c. DNA sequencing methods were first discovered. d. Genes were found to be located on chromosomes. e. Tiny RNAs were discovered that play important roles in the regulation of gene expression.
If an enzyme consists of a protein component and a nonprotein component, the protein component is referred as the ________.
A. holoenzyme B. apoenzyme C. prosthetic group D. coenzyme