Alternate forms of the same gene
A. do not exist.
B. are alleles.
C. do not occur in the same individual.
D. are homologs.
E. are sister chromatids.
B. are alleles.
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A sequence similarity search reveals that a candidate gene’s sequence has a partial match to a known gene’s sequence
What does this most likely indicate?
a. There is no relationship between the candidate and known gene. b. The candidate gene encodes an identical transcript to the known gene. c. The candidate gene encodes the same protein as the known gene. d. The protein encoded by the candidate gene contains a protein domain also found in the known gene’s protein. e. The protein encoded by the candidate gene has the same function as the protein encoded by the known gene.
In cocker spaniels, black coat color (B) is dominant
over red (b), and solid color (S) is dominant over spotted (s). If a red male is crossed with a black female to produce a red, spotted puppy, the genotypes of the parents (with male genotype first) will be a. Bb Ss x Bb Ss. b. bb Ss x Bb Ss. c. bb ss x Bb Ss. d. bb Ss x Bb ss. e. Bb ss x Bb ss
Which of the following methods or steps has NOT been shown to allow DNA to enter cells?
A) Electroporation B) Transformation C) Heat shocking of cells at 42ºC D) CaCl2 treatment of cells E) Restriction DNA analysis
Human herpesvirus 3 (HHV-3)
A. causes chickenpox and shingles. B. becomes latent in dorsal root ganglia that serve specific dermatomes. C. has humans as its reservoir. D. uses the respiratory epithelium as its portal of entry. E. All of the choices are correct.