Heredity & Genetics

Which of the following is true about the genotype of the mouse shown?

• A. The mouse must be FF

• B. The mouse could be FF or Ff

• C. The mouse could be ff or Ff

• D. The mouse must be ff.

Tags

NGSS.MS-LS4-4

Two black-fur mice are bred, and have the litter shown below. What is the most likely explanation for the presence of the white-fur offspring?

• A. One of the parents is heterozygous

• B. Both of the parents are heterozygous

• C. A mutation occurred.

• D. The parents' fur color has no influence on the offspring fur color.

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Two mice with white fur are bred. What will be true of the offspring?

• A. All of the offspring will be white.

• B. Three-quarters of the offspring will be white.

• C. One-half of the offspring will be white.

• D. There is not enough information given to solve the problem.

Tags

NGSS.MS-LS4-4

Which of the following is a possible litter (group of babies) born to two heterozygous black mouse parents?

• A. Three black offspring and two white offspring

• B. Five black offspring

• C. Four white offspring and one black offspring

• D. All of the above

Tags

NGSS.MS-LS3-2

Is it possible for two black mice to have a white baby mouse?

• No, Never, It cant happen

• Yes, if they are pure black some of their kids might be white

• No, because black mice can't have babies

• Yes, if they are both heterozygous and carry the gene for white fur some of their kids might be white

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is a Heterozygous Genotype?

• FF

• ff

• Ff

Which of the following is a Homozygous Genotype? (Select ALL that are)

• FF

• ff

• Ff

What do we call the trait that overpowers other traits

• Dominant Trait

• Recessive Trait

• Hybrid Trait

• Homozygous Trait

What do we call a trait that is rare and easily overpowered by a dominant trait

• Dominant Trait

• Recessive Trait

• Hybrid Trait

• Homozygous Trait

What do we use to show recessive alleles

• Uppercase letters (FF)

• Lowercase letters (ff)

• A mix of upper and lowercase letters (Ff)

• The symbol for pi