Common alleles of genes other than BRCA1 ____
a. dictate the types of mutations that occur in BRCA2
b. cause uncontrolled division of the BRCA2 gene
c. cause the interruption of the cell cycle in any cell containing a BRCA2 mutation
d. have a strong influence on whether a carrier will develop breast cancer
e. have very little influence on whether a carrier will develop breast cancer
d
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Haldane pointed out that if he received a certain allele, the chance that one of his brothers would receive that allele would be
A. 100%. B. 50%. C. 10%. D. random. E. 0%.
EMS (ethylmethane sulfonate) is mutagenic because __________
A) it breaks phosphodiester bonds B) it adds alkyl groups to bases C) it forms cross-links between DNA strands D) it makes DNA more susceptible to radiation E) it causes chromosomal deletions
Which of the following is the protein coat on the outside of a virus?
a) mucine b) capsule c) pili d) exosomes e) capsid
If the male in generation II was affected, what would the pattern of inheritance most likely be?
a. X-linked recessive b. X-linked dominant c. autosomal recessive d. autosomal dominant