Bio - Heredity

What is genetics?

• The study of DNA nucleotides
• The study of heredity
• The study of a cell dividing into 2
• The study of eye color

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

Segments of DNA are called _______________________

• Genes
• Nuclei
• genotypes
• Chromosomes

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

(Physical appearance)

• Teletype
• Genotype
• Mesotype
• Phenotype

The genes of an organism

(The inherited combination of alleles)

• Mesotype
• Phenotype
• Teletype
• Genotype

A unit of genetic material that determines a trait

• Carrier
• DNA
• chromosome
• Gene