Punnett Square practice Problems

Punnett Square practice Problems - Name_Date_Period_

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

View Full Document Right Arrow Icon
Name ______________________________________________ Date_______________ Period __________ P UNNETT  S QUARE  P RACTICE  P ROBLEMS Remember:  Homozygous  means both  alleles  are the SAME (PP, pp, SS, etc.).  Heterozygous  means both  alleles  are DIFFERENT (Pp, Ss, Rr, etc.). SOLVE THESE PROBLEMS ON YOUR OWN PAPER!  SHOW ALL  WORK, AND CIRCLE  YOUR  ANSWER! 1. In fruit flies, long wings (L) are dominant over short wings (l). a. What is the genotype  of a heterozygous long-winged fly? b. What is the genotype  of a short-winged fly? c. What is the genotype  of a homozygous long-winged fly? 2. What is the phenotype  of: a. LL b.  Ll c.  Ll 3. If two fruit flies breed and produce long-winged and short-winged offspring in approximately a 3:1  ratio, what is probably the genotype  of the parents?  Prove your answer with a Punnett square. 4.
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.

This note was uploaded on 04/05/2011 for the course BIOL 2112 taught by Professor Deidra during the Spring '11 term at CSU Sacramento.

Page1 / 3

Punnett Square practice Problems - Name_Date_Period_

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