Genes, Mutations, and Punnett Squares

__________ is the genetic material found in cells that contain the code of life, usually called DNA

• A trait

• A mutation

• A chromosome

• Deoxyribonucleic Acid

Tags

NGSS.HS-LS3-1

T=Tall t=short

Cross a heterozygous tall male plant with a heterozygous tall female plant. What is the % of homozygous tall?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

T=Tall t=short

Cross a heterozygous tall male plant with a heterozygous tall female plant. What are all the possible genotypes?

• Tt, Tt, Tt, tt

• TT, TT, TT, TT

• TT, Tt, Tt, tt

• TT, TT, tt, tt

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Traits can be inherited or influenced by ______ factors, like the sun.

• Mutations

• Variations

• Environmental

• Genetic

Tags

NGSS.HS-LS4-5

______ are changes in genetic material.

• Genes

• Variables

• Biology

• Mutations

Tags

NGSS.HS-LS3-2

F=Farsightedness f=normal vision

Farsightedness is dominant over normal vision. The father is homozygous dominant for this trait. The mother is homozygous recessive. What is the father's genotype?

• Ff

• FF

• ff

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

F=Farsightedness f=normal vision

Farsightedness is dominant over normal vision. The father is homozygous dominant for this trait. The mother is homozygous recessive. What is the mother's genotype?

• Ff

• FF

• ff

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

F=Farsightedness f=normal vision

Farsightedness is dominant over normal vision. The father is homozygous dominant for this trait. The mother is homozygous recessive. What is the percentage for heterozygous farsightedness?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Differences in traits are called _________ and explain why siblings don't look exactly alike.

• Mutations

• Traits

• Evolution

• Variations

Tags

NGSS.HS-LS3-2

________ are strands of DNA that have been tightly coiled.

• Chromosomes

• Genes

• Traits

• DNA

Tags

NGSS.MS-LS3-1