Genetics

The physical appearance of an organism based on traits

• Genotype
• Phenotype
• Meiosis
• Genetics

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The allele combinations that show the genetic make-up of an organism.

• genetics

• mitosis

• genotype

• phenotype

This trait or allele masks or hides other traits.

• stem cells

• heterozygous

• dominant

• recessive

Which of the following is heterozygous

• FF
• tt
• Gg
• RR

Tags

NGSS.3-LS3-1

NGSS.3-LS4-2

Which of the following is homozygous dominant?

• Jj
• Rr
• MM
• ee

Tags

NGSS.HS-LS3-1

Mary is heterozygous. If F for freckles, and f is for no freckles, what is Mary's phenotype?

• Freckles
• No Freckles
• A few Freckles
• One Freckle

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

Chris is homozygous dominant. If W for widow's peak, and w is for no widow's peak, what is Chris' phenotype?

• Widow's Peak
• No Widow's Peak
• A small Widow's Peak
• Not enough information

Tags

NGSS.HS-LS3-1

What type of allele combination is rr?

• Homozygous Dominant

• Homozygous Recessive

• Heterozygous

• Heterozygous Recessive

Look at the picture. The probability that a child will inherit the recessive trait is

• 25%
• 50%
• 75%
• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Which of the following genotypes is homozygous dominant?

• A
• Aa
• AA
• aa