Genes

Define heredity

• Passing traits from parents to offspring

• Traits passing from parent to grandparent

• Passing traits to friends

• Traits passing to siblings

Alleles are

• Different genes

• Different traits

• Different forms of a gene

• None of the above

Genetics is the study of ___________.

• Heredity

• Offspring

• Traits

• None of the above

Genotype is the _____________.

• DNA of a friend of a friend

• Genetic makeup of an organism

• The physical appearance

• None of the above

What is phenotype?

• The color of your hair

• The genes

• The genetic makeup

• The physical appearance or visible traits

What are genes?

• Genes

• DNA

• Sets of DNA

• Set of info that controls a trait, code in the DNA

What does recessive mean?

• There is no gene for the trait

• The allele always shows up

• The allele is hidden when a dominant allele is present

• The allele disappears

What is a hybrid?

• Organism that has 2 different alleles (heterozygous)

• Organism has 2 of the same alleles (homozygous)

What is a purebred?

• Organism has 2 of the same alleles (homozygous)

• Organism has 2 different alleles (heterozygous)

Dominant means

• The allele does not work

• The allele is hidden

• The allele disappears when present

• The allele always shows up when present