N the fruit fly, Drosophila melanogaster, a spineless (no wing bristles) female fly is mated to a male that is claret (dark eyes) and hairless (no thoracic bristles). Phenotypically wild-type F1 female progeny were mated to fully homozygous (mutant) males, and the following progeny (1000 total) were observed. Phenotypes Number Observed spineless 441 wild 27 claret, spineless 31 claret 1 claret, hairless 430 hairless, claret, spineless 32 hairless 38 hairless, spineless 0 Which gene is in the middle?
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Biology, 22.06.2019 08:00, lmorace
Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a. the offspring are more likely to have freckles. b. the offspring are more likely to have no freckles. c. the likelihood of the offspring having freckles and not having freckles is the same. d. the likelihood of the offspring having freckles and not having freckles cannot be determined.
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Biology, 22.06.2019 13:00, jalenshayewilliams
What is gene expression control that occurs after the generation of rna
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N the fruit fly, Drosophila melanogaster, a spineless (no wing bristles) female fly is mated to a ma...
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