Chapter 11 Flashcards Preview

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Flashcards in Chapter 11 Deck (13):
1

Why were peas a good choice?

Easy to grow
Short generation time
Can cross pollinate
Many varieties

2

What is true breeding?

Offspring was ALWAYS like their parents

3

Mono hybrid cross

Varieties that only differ in one trait.
Ex. Tall plant short plant

4

Dominant allele

Capital letter

5

Recessive

Lower case

6

Locus...(location)

Location of gene on chromosome

7

Homozygous individual(homo)

Identical alleles of a gene

8

Heterozygous individual

Different alleles of a gene

9

Allele

Version of a gene
Example: wet or dry ear wax

10

Phenotype

Observable physical trait

11

Genotype

Alleles that an individual has

12

Dihybrid cross

Crossed two parents that differ in 2 traits
Tall green plant, short yellow plant

13

Pleiotrophy

Gene that affects two or more distinct traits