Genetics Vocab

Which of the following are homozygous? (Need to Choose 2)

• HH

• Hh

• hH

• hh

Which of the following is Heterozygous? (Need to Choose 2)

• hh

• HH

• Hh

• hH

Physical expression of a trait

• Chromosome

• DNA

• phenotype

• gene

What is a Gene?

• Two alleles/ letters for one trait that are the same (ex: DD or Dd or dd)

• A hereditary trait that can be passed from parent to offspring

• The different forms of a characteristics (dimples: present of absent)

• You can wear these and are usually blue in color

The passing down of traits from parents to their children is called

• Genes

• Heredity

• Heterozygous

• Homozygous

A version of a gene is called a(n)

• allele

• characteristic

• specific gene

• trait

The passing on of traits from parent to offspring is known as...

• phenotype

• recessive

• dominant

• heredity

An organism with two DIFFERENT alleles for the same trait, such as "Tt" or "Ww" has what genotype?

• Homozygous

• Heterozygous

Which is heterozygous ?

• Tt

• TT

Which is homozygous ?

• Ss

• SS