1. Which of the following is not a reason that the garden pea was a good genetic organism A. multiple chromosomes B. ability to control mating W
C true-breeding lines D.easily identified traits
2. An organism with a diploid number (2n) of 6 can produce how many genetically distinct individuals from 2 parents? A. 256 B. 64 C. 9 D. 128
3. what is the genotype of individual ii-5?
4. In a cross between two individuals of the genotype AABbCcddEE:
a) How many different kinds of gametes can each individual produce?
b) What is the probability that any of the offspring will have the genotype AABBCCddEE?
c) What is the probability that any of the offspring will have the genotype AABBccDdEE?
5. A woman who has blood type A positive has a daughter who is type O positive and a son who is type B negative. Rh positive is a trait that shows simple dominance over Rh negative and is designated by the alleles R and r, respectively. Which of the following is a possible genotype for the father?
6. A woman who has blood type A positive has a daughter who is type O positive and a son who is type B negative. Rh positive is a trait that shows simple dominance over Rh negative and is designated by the alleles R and r, respectively. A third gene for the MN blood group has codominant alleles M and N.
If both children are of blood type M, list all of the possible parental phenotypes
7. In human blood types, Rh positive is a trait that shows simple dominance over Rh negative. A woman who has blood type A positive has a daughter who is type O positive and a son who is type B negative. Which of the following phenotypes is possible for the father? A) O negative B) AB negative C) A negative D) B positive
8. Phenylketonuria (PKU) is a recessive human disorder in which an individual cannot appropriately metabolize the amino acid phenylalanine. This amino acid is not naturally produced by humans. Which of the following treatments would be most effective for people with PKU?
A) Feed them the substrate that can be metabolized into phenylalanine.
B) Feed the patients the missing enzymes in a regular cycle, such as twice per week.
C) Feed the patients an excess of the missing product.
D) Regulate the diet of the affected persons to severely limit the uptake of phenylalanine.
9. which of the following is an example of polygenic inheritance?
10. For a repressible operon to be transcribed, which of the following must be true?A) A corepressor must be present.
B) RNA polymerase and the active repressor must be present.
C) RNA polymerase must bind to the promoter, and the repressor must be inactive.
D) RNA polymerase cannot be present, and the repressor must be inactive.
E) RNA polymerase must not occupy the promoter, and the repressor must be inactive.