If 20% of nucleotides in the DNA of a particular organism contain thymine, estimate the percentage of cytosine that is present in the DNA.
A. 40%
B. 80%
C. 20%
D. 15%
E. 30%
Answer: E
Biology & Microbiology
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A diploid individual carrying two different alleles at a given gene locus is called
A. homologous. B. heterozygous. C. homozygous. D. polygenic.
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The sclera is indicated by
a. A. b. B. c. C. d. D. e. E.
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The two distinct types of neurotransmitter receptors found in postsynaptic membranes are
A. neurotropic and isotopic. B. metabotropic and ionotropic. C. ionotropic and gonadotropic. D. metabotropic and neurotropic. E. gonadotropic and neurotropic.
Biology & Microbiology
The fingers are ___________ to the elbow.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology