Biology, 16.10.2019 01:30 yvettegonzalez3390yg
8. refer to the following information to answer questions 8 and 9.
a certain species of grasshopper can have red stripes, yellow stripes, or red and yellow stripes. an rr grasshopper has red stripes, an yy grasshopper has yellow stripes, and an ry grasshopper has red and yellow stripes.
which type of inheritance is this an example of?
(points : 3)
aincomplete dominance
b sex-linked inheritance
c codominance
d recessive inheritance
9. a grasshopper with red stripes mates with a grasshopper with yellow stripes. what ratio would you expect to see in the phenotypes of their offspring? (points : 3)
a2 with red stripes: 2 with yellow stripes
b 1 with red stripes: 2 with red and yellow stripes: 1 with yellow stripes
c all with red stripes
d all with yellow and red stripes
10. which of the following best describes the relationship between a gene and an allele? (points : 3)
aa gene is a variant of an allele.
b an allele is a variant of a gene.
c a gene is always dominant to an allele.
d a gene is always recessive to an allele.
11. which of the following is the best physical description of a gene? (points : 3)
a a gene is a specific segment of dna on a chromosome.
b a gene consists of all of the dna on a chromosome.
c a chromosome is a segment of a gene.
d genes carry many chromosomes.
12. suppose you cross a true-breeding blue flower with a true-breeding yellow flower. in the next generation, all of the flowers are blue. what does this outcome tell you about the allele for blue flowers? (points : 3)
a the blue allele is dominant to the yellow allele.
b the blue allele shows incomplete dominance.
c the blue allele is sex-linked
d the blue allele is recessive to the yellow allele.
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8. refer to the following information to answer questions 8 and 9.
a certain species of grass...
a certain species of grass...
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