Science Extra Credit

One of the threadlike structures in the nucleus of a cell that contain directions for the cell's activities

• variation
• pedigree
• DNA
• chromosome

Deoxyribonucleic acid, a long, complex molecule that controls heredity

• inherited trait
• chromosome
• DNA
• pedigree

The passing of inherited traits from parents to offspring

• acquired traits
• inherited traits
• heredity
• genetics

Ability to to ride a motorcycle

• inherited triat
• acquired trait
• genes
• Keelan

Characteristics that are passed down from parents to offspring.

• Manners
• Acquired Traits
• Money
• Inherited Triats

What is a phenotype

• The genetic make up (code)
• The physical trait

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

having two different genes for a trait (sometimes called hybrid).

• protein
• homozygous
• heterozygous
• genotype

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Term for an organism that display two dominant phenotypes at the same time

• codominance
• incomplete dominance
• multiple alleles
• linked genes