A polypeptide in a wild type microbe contains the sequence Leu-Pro-Tyr-Ser-Pro. A phenotypic variant of the species has the peptide sequence Leu-Pro-Cys-Ser-Pro. This is an example of a(n) ________ mutation.
A. nonsense
B. missense
C. silent
D. frameshift
E. inversion
Answer: B
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The analysis of only one STR is needed to obtain a DNA profile that is statistically unique to a given individual
a. True b. False Indicate whether the statement is true or false
A genetic mutation may be passed on to offspring if the mutation occurs in what type of cell?
a. a cancerous cell b. a dividing cell within the body c. a somatic cell d. an egg or sperm cell e. any cell in the organism
Coadaptation occurs when two or more species interact closely in the same ecological setting
Indicate whether the statement is true or false.
Which of the following would occur in a time of severe dehydration?
a. decreased water reabsorption b. increased urine production c. elevated ADH levels d. decreased aldosterone levels e. decreased renin production