Genetics UA Review

What is another way of saying "purebred"?

• homozygous
• dominant
• recessive
• heterozygous

Tags

NGSS.HS-LS3-1

An observable trait, such as eye color, can be described as...

• an acquired trait
• a phenotype
• a genotype
• a heterozygous gen

If you cross two parents, both with genotype Bb, what percentage of children will have brown eyes?

• 25%
• 50%
• 75%
• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

The two different forms of a gene are called _________.

• zygotes
• traits
• phenotypes
• alleles

Tags

NGSS.HS-LS3-1

How many chromosomes are found in human body cells?

• 0
• 23
• 46
• 50

How many chromosomes are found in human sex cells?

• 0
• 23
• 46
• 50

Tags

NGSS.MS-LS3-2

What is the type of dominance when the two traits aren't dominant over each other, but whose heterozygous outcome is blended?

• co-dominance
• simple dominance
• incomplete dominance
• non-dominance

What are traits that aren't dominant over each other but whose heterozygous outcome is a combination of the two equally but separately?

• pure dominance
• incomplete dominance
• co-dominance
• simple dominance

If there is a cross of a red and white chicken, and the trait is co-dominant, what will be the result?

• a blended color
• a speckled chicken

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

When a plant fertilizes another plant:

• self-pollination
• cross-pollination
• true-breeding
• allele-breeding