Homework01key

Homework01key - Homework assignment #1 Due in your session,...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Homework assignment #1 Due in your session, the week of 4/4/10-4/9/10 3 problems 1. (16pts) In mice, a recessive mutation in gene T results in tail-less animals and a second unlinked recessive mutation in gene F results in fat animals. Indicate the genotypes of the parents of the following crosses, a-d, in the space below. Phenotype of Progeny : Phenotype of Parents Tail Tail tail less tail less Slim fat Slim fat (a) Tail, Slim x tail-less, fat 24 0 25 0 (b) Tail, Slim x tail-less, Slim 30 10 29 11 (c) Tail, Slim x Tail, fat 15 14 4 5 (d) Tail, fat x tail-less, Slim 8 9 9 9 a) (4pts) TtFF x ttff b) (4pts) TtFf x ttFf c) (4pts) TtFf x Ttff d) (4pts) Ttff x ttFf 7. In gerbils, the following crosses were made between animals with coat colors called orange, beige, and cream (the animals were not necessarily from pure-breeding lines). beige x beige -> 3/4 beige, 1/4 cream beige x cream -> 1/2 beige, 1/2 orange orange x cream -> 1/2 orange, 1/2 cream
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

Homework01key - Homework assignment #1 Due in your session,...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online