DNA Structure, Replication, and Technology: Let's Mutate True or False

Based on the previous Punnett Square with dominant allele "A" and recessive allele "a," which of the following would BEST describe the two parents?

-> Both parents are homozygous.
TrueFalse

	A	a
a	Aa	aa
a	Aa	aa
2.	What percent of the offspring are homozygous? -> 50% True False
3.	What percent of the offspring would be heterozygous? -> 50% True False
4.	What percent of offspring will display the recessive phenotype? -> 100% True False
5.	After meiosis is completed, what is the ploidy, or number of copies of genome, in a cell? -> n True False
6.	Which of the following organisms will have the lowest mutation rate of its genome? -> Influenza virus (RNA virus) True False
7.	Which of the following nucleotide pairs require the most energy to separate? -> A-C True False
8.	Which of the following enzymes is required first for DNA replication? -> Helicase True False
9.	Which of the following does NOT describe lagging strand synthesis? -> The DNA polymerase works more slowly than on the leading strand. True False
10.	Which of the following is true of telomeres? -> They are modified by enzymes called telomerases. True False

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