Genetics

In a Punnett square, a lower case letter stands for a ____________ allele.

• dominant

• recessive

• homozygous

• heterozygous

Which of the following alleles is homozygous (purebred) recessive?

• Tt

• tt

• TT

• t

Which of the following genotypes is homozygous dominant?

• A

• Aa

• AA

• aa

Hair color, height, eye color and freckles are examples of human traits. What do we call the physical expression of the genetic material of an organism?

• genetics

• heredity

• genotype

• phenotype

Tags

NGSS.HS-LS1-1

The study of heredity and the variation of inherited characteristics 

• gene

• genetics 

• meiosis 

• hybrid 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Heterozygous is when...

• the alleles are the same

• the alleles are different

• the alleles are absent

• the alleles are present

Which of the following genotypes is homozygous dominant?

• A

• Aa

• AA

• aa

What you see, or the physical appearance.

• Genotype

• Phenotype

• Homozygous

• Heterozygous

One form of a gene is called_______________

• a DNA

• a Phenotype

• a trait

• an allele

In this punnett square, which is the dominant trait?
The B stands for bud.

• purple flower bud

• white flower bud

• dominant

• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2