Homework 3

Homework 3 - BICD 100 Page 1 of 2 S. Brody, ext. 42619...

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

View Full Document Right Arrow Icon

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

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

Unformatted text preview: BICD 100 Page 1 of 2 S. Brody, ext. 42619 Spring 2008 4125 Muir Biology 1 HOMEWORK SET #3 (covering lectures #6, 7, 8) Due Friday, April 18, 2008 ***PLEASE PUT YOUR NAME AND SECTION NUMBER IN INK OR TYPED ON TOP OF YOUR HOMEWORK SET*** 1. ( 22 pts ) Females from a truebreeding wild-type stock of Drosophila melanogaster are crossed to males from a truebreeding stock displaying rudimentary wings (r), garnet eye color (g) and forked bristles (f). The F 1 are all wild- type. F 1 females are backcrossed to the parental males and the following results are observed: Phenotype # of progeny Phenotype # of progeny rgf 2221 r++ 5 rg+ 237 r+f 54 +g+ 47 ++f 255 +++ 2177 +gf 4 a) Draw a map of these three genes indicating gene order and distance between genes. Show your calculations and use the symbols indicated . b) Ten different truebreeding strains displaying rudimentary wings are crossed and the F 1 are scored by wing phenotype. Each of these strains has a deletion in the rudimentary gene locus. The following table shows the phenotype....
View Full Document

This note was uploaded on 06/07/2008 for the course BICD 100 taught by Professor Nehring during the Spring '08 term at UCSD.

Page1 / 2

Homework 3 - BICD 100 Page 1 of 2 S. Brody, ext. 42619...

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