Recombination involves the breakage and reunion of DNA molecules from
A) homologous nonsister chromatids.
B) homologous sister chromatids.
C) heterologous nonsister chromatids.
D) heterologous sister chromatids.
A) homologous nonsister chromatids.
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XY individuals with total androgen
insensitivity syndrome
a. do not secrete testosterone. b. secrete testosterone but the testosterone is ineffective. c. have mutated testosterone receptors in their cells. d. secrete more estrogen than testosterone. e. have normal male genitalia
Accuracy in the translation of mRNA into the primary structure of a polypeptide depends on specificity in the _____
A) binding of ribosomes to mRNA B) binding of the anticodon to small subunit of the ribosome C) attachment of amino acids to rRNAs D) binding of the anticodon to the codon and the attachment of amino acids to tRNAs
Nitrogen-fixing bacteria remove nitrogen from plants and return it to the soil
Indicate whether the statement is true or false
Localization of lesions within a band of skin on one side of the body is a characteristic of the disease (measles/shingles/sporotrichosis)
What will be an ideal response?