Genetics DNA

What is the probability of heterozygous offspring?

• 25%

• 50%

• 0%

• 100%

Tags

NGSS.HS-LS4-3

What allele combination should go in the missing box?

• AA

• Aa

• aa

• none of these

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Each one of the boxes on the Punnett Square represents what probability of an offsprings' genotype?

• 25%

• 1%

• 10%

• 0%

Tags

NGSS.HS-LS3-3

A ____ is a region of DNA that controls a trait.

• gene

• phenotype

• chromatin

• genotype

Tags

NGSS.HS-LS3-1

What is the main function of genes?

• To provide energy to the cells

• To digest food

• To determine the traits of an organism

• To protect the cell from viruses

Tags

NGSS.HS-LS3-1

What is DNA?

• A type of protein that helps in digestion

• A molecule that contains the instructions an organism needs to develop, live, and reproduce

• A cell component that provides energy for the cell

• A type of carbohydrate that stores energy

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

What is the shape of the DNA molecule?

• Single helix

• Double helix

• Triple helix

• Quadruple helix

Which of the following best describes why siblings (except identical twins) do not look exactly alike?

• They inherit different genes from their parents

• They choose different lifestyles

• They eat different foods

• They live in different environments

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Why are identical twins genetically identical?

• They inherit exactly the same genes from their parents

• They live in the same environment

• They eat the same food

• They are born at the same time

Tags

NGSS.HS-LS3-1

How many copies of each gene do you inherit from your parents?

• One copy from each parent

• Two copies from each parent

• One copy from one parent only

• Two copies from one parent and one copy from the other

Tags

NGSS.HS-LS3-1