Genetics Pre-Assessment

What is an allele?

• A trait

• Different forms of a gene

• DNA

• Different types of parents

Tags

NGSS.HS-LS3-2

What is a trait?

• A physical characteristic passed down from your mom

• A behavioral characteristic passed down from your dad

• A physical or behavioral characteristic passed down from your parents

• A behavioral characteristic passed down by your mom

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

In a Punnett square each box represents a(n)....

• offspring
• parent
• gene
• trait

Which of the following is NOT an inherited trait of humans?

• eye color
• hair color
• favorite food
• height

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

NGSS.MS-LS4-4

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

Tags

NGSS.HS-LS3-1

Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

An allele whose trait shows up in the organism whenever the allele is present is said to be __________.

• dominant

• present

• recessive

• hidden

__________ alleles only show their effect if the individual has two copies of the allele.

• dominant

• present

• recessive

• hidden

Which of the following genotypes is homozygous dominant?

• A

• Aa

• AA

• aa

Which of the following genotypes is heterozygous?

• BB

• Bb

• bb

• all of these are heterozygous

Tags

NGSS.HS-LS3-2