1) Asexual reproduction: a) is expensive and time consuming. b) requires lots of energy. c) generates more genetic diversity. d) produces lots of clones. e) none of the above.
2) A genotype ratio that is characteristic of the F2 generation of a dihybrid cross would be: a) 3:1 b) 1:2:1. c) 9:3:3:1 d) 1:2:1:2:4:2:1:2:1. e) none of these.
3) In roses, red flower color is due to an allele R, while white flower color is due to an allele W. Heterozygotes have a pink flower color. This is an example of: a) incomplete dominance. b) codominance. c) pleiotropy. d) a norm of reaction. e) none of the above.
4) An allele that is expressed phenotypically only when it occurs on all of the copies of a specific type of chromosome is said to be: a) dominant. b) recessive c) codominant d) expressive. e) incompeletely dominant.
5) Genes that are expressed only when present on both homologues: a) can appear to âskip a generationâ. b) may be masked. c) are recessive. d) all of the above. e) none of the above.
1) Asexual reproduction: a) is expensive and time consuming. b) requires lots of energy. c) generates more genetic diversity. d) produces lots of clones. e) none of the above.
2) A genotype ratio that is characteristic of the F2 generation of a dihybrid cross would be: a) 3:1 b) 1:2:1. c) 9:3:3:1 d) 1:2:1:2:4:2:1:2:1. e) none of these.
3) In roses, red flower color is due to an allele R, while white flower color is due to an allele W. Heterozygotes have a pink flower color. This is an example of: a) incomplete dominance. b) codominance. c) pleiotropy. d) a norm of reaction. e) none of the above.
4) An allele that is expressed phenotypically only when it occurs on all of the copies of a specific type of chromosome is said to be: a) dominant. b) recessive c) codominant d) expressive. e) incompeletely dominant.
5) Genes that are expressed only when present on both homologues: a) can appear to âskip a generationâ. b) may be masked. c) are recessive. d) all of the above. e) none of the above.
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