Heredity

The passing of DNA from parents to offspring

• Generation
• Heredity
• Inheritance
• Traits

Chromosomes are found in the ____________ of the cell

• Chloroplast
• Nucleus
• Cytoplasm
• Mitochondria

What is a gene?

• An entire chromosome that  codes for a trait
• a piece of clothing
• a piece of a DNA on chromosome that codes for a trait
• Chemical messengers in your brain that code for a trait

What is a recessive allele?

• A trait that is always shown (capital letter)
• A trait that can be hidden (lower case letter)
• Alleles that are the same
• Alleles that are different

What is a dominant allele?

• A trait that is always shown (capital letter)
• A trait that can be hidden (lower case letter)
• Alleles that are the same
• Alleles that are different

The physical traits of an organism

• Teletype
• Genotype
• Mesotype
• Phenotype

The genes of an organism

• Mesotype
• Phenotype
• Teletype
• Genotype

Genes always appear in pairs. Your parents donate ________ allele for every trait.

• 1
• 2
• 23
• 46

____________________ are used to make predictions about the genotypes and phenotypes of offspring.

• Dominant Squares
• Punnett Grids
• Punnett Squares
• Recessive Squares

What is Bb?

• Homozygous
• Heterozygous
• Recessive
• Alleles