CH2-2

# CH2-2 - Chapter 3 problems 2-6 9-11 15 23-25 30 31 34 39...

This preview shows pages 1–10. Sign up to view the full content.

Chapter 3 problems 2-6, 9-11, 15, 23-25, 30, 31, 34, 39

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

View Full Document
What is the probability of flipping a heads or tails in a single coin toss? 1. 100% 2. 75% 3. 50% 4. 25% 5. 10%
What is the probability of flipping a tails in both of 2 consecutive coin tosses? 1. 100% 2. 75% 3. 50% 4. 25% 5. 10%

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

View Full Document
Rules of Probability Probability of one or another event occurring (mutually exclusive events) What is the probability of A or B occurring? Solution = determine probability of each and add them together Probability of two events occurring together (independent events together ) What is the probability that A and B will occur? Solution = determine probability of each and multiply them together
Probability and Mendel’s Results Cross Yy x Yy pea plants Chance of Y pollen uniting with a Y egg ½ chance of sperm with Y allele ½ chance of egg with Y allele Chance of Y and Y uniting: ½ x ½ = ¼

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

View Full Document
Probability and Mendel’s Results Cross Yy x Yy pea plants Chance of an offspring being Yy Two ways of being Yy (Yy or yY); all possibilities are YY, Yy, yY, or yy Probability of Yy = ¼
Phenotype: observable characteristic of an organism Genotype: pair of alleles present in an individual Homozygous: two alleles of gene are the same (YY or yy) Heterozygous: two alleles of gene are different (Yy)

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

View Full Document
Genotypes versus phenotype Yy × Yy 1:2:1 YY:Yy:yy 3:1 yellow:green
1. Free

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

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 11/27/2011 for the course BIOL 12 taught by Professor Kim during the Spring '10 term at LSU.

### Page1 / 25

CH2-2 - Chapter 3 problems 2-6 9-11 15 23-25 30 31 34 39...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online