a) Cross a female VG, BL fly with a wild-type male. (ggbb x GGBB). What are the genotypes and phenotypes of the offspring? b) Draw a punnett square or a visual representation of the alleles involved in this cross (insert below) to make a prediction about the offspring (assuming genes are unlinked.) c) Complete the table (ignore sex). Phenotype Observed Proportion + (wild type) Vestigal wings (B_gg) Black body (bbG_) VG, BL (bbgg) d) How does crossing-over affect the observed outcomes? Explain why the observed flies do not match your predictio
a) Cross a female VG, BL fly with a wild-type male. (ggbb x GGBB). What are the genotypes and phenotypes of the offspring? b) Draw a punnett square or a visual representation of the alleles involved in this cross (insert below) to make a prediction about the offspring (assuming genes are unlinked.) c) Complete the table (ignore sex). Phenotype Observed Proportion + (wild type) Vestigal wings (B_gg) Black body (bbG_) VG, BL (bbgg) d) How does crossing-over affect the observed outcomes? Explain why the observed flies do not match your predictio
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter6: Cytogenetics: Karyotypes And Chromosome Aberrations
Section: Chapter Questions
Problem 2QP: Given the karyotype shown at right, is this a male or a female? Normal or abnormal? What would the...
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a) Cross a female VG, BL fly with a wild-type male. (ggbb x GGBB).
| What are the genotypes and |
b) Draw a punnett square or a visual representation of the alleles involved in this cross (insert below) to make a prediction about the offspring (assuming genes are unlinked.)
c) Complete the table (ignore sex).
| Phenotype | Observed | Proportion |
| + (wild type) | ||
| Vestigal wings (B_gg) | ||
| Black body (bbG_) | ||
| VG, BL (bbgg) |
| d) How does crossing-over affect the observed outcomes? Explain why the observed flies do not match your predictio |
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