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Q1. A group of researchers studied variation in the number of abdominal bristles in female Drosophila. Two inbred strains that differed in bristle number were crossed to produce F1 hybrids. The variance in bristle number among the F1 flies as 3.33. These F1 flies were intercrossed with one another to […]

Topic: Cleveland Clinic For the final Portfolio Project you will submit a written paper developing an organization’s strategic marketing plan that you could share with the organization’s board of directors.  You may wish to choose the organization you work for currently or one you have worked for in the past. […]

1. What is the basis of grouping species into a single clade? a. similar noticable characteristicsb. similar namesc. a logical common ancestryd. similar colors 2. An organism that uses H2S to reduce CO2 to carbohydrate is a: a. chemoautotrophb. chemoheterotrophc. photoautotrophd. photoheterotroph 3. The genetic material of prokaryotes: a. can […]

A line of Drosophila melanogaster with ebony body and sepia eyes (line A) is crossed to a line with tan body and red eyes (line B). The F1 are all tan-bodied, redeyed. a) (one point) What proportion of gametes produced by the F1 have the dominant allele for both loci? […]