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Mendelian Genetics
coolness
15
Biology
10th Grade
11/23/2009

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Term
Seven Traits of Pea Plants
Definition

1. Height (tall or short)

2. Flower position (axial or terminal)

3. Pod color (green or yellow)

4. Pod shape (smooth or restricted)

5. Seed color (gray or white)

6. Seed color (yellow or green)

7. Seed shape (round or wrinkled)

Term
gametes
Definition
sex cell
Term
somatic cells
Definition
regular body cells
Term
fertilization
Definition
the combination of female and male gametes to produce off spring
Term
cross-pollenation
Definition
to move the gametes of one plant to another plant and vice-versa
Term
trait
Definition
characteristic
Term
hybrid
Definition
when plants with different traits are crossed
Term
true-breeding plants
Definition
plants that if allowed to self-pollinate would always give plants like themselves
Term
P generation
Definition
parental generation
Term
F1 generation
Definition
first filial
Term
allele
Definition
a version of the trait
Term
dominant allele
Definition
the version of the trait that covers up the other trait
Term
recessive allele
Definition
the version of the trait that gets covered up by the other allele
Term
GENES
Definition
"factors" that pass from the parents to the offspring to determine trait
Term
principle of dominance
Definition
states that some alleles of a trait are dominant some are recessive
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