Genes and Proteins

Why is DNA important?

• it is very small and very complicated

• it's in everything

• it serves as the blueprint for traits of all living things

• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What does DNA stand for?

• Deoxyribonucleic acid

• Denitrogenous acid

• Deribonucleic acid

• Diribonucleic acid

Any change in the sequence of DNA is...

• transgenic shift

• Single Genotype

• Monohybrid Trait

• Mutation

Tags

NGSS.HS-LS3-2

Which statement about DNA is true?

• Different people can have the same copy of DNA in their cells.
  

• DNA is made up of genes that carry hereditary information.

• DNA controls the genotype but not the phenotype of an organism.
  

• DNA controls the genotype only in the second and third generations.
  Question

Tags

NGSS.HS-LS3-1

A segment of DNA that codes for a trait

• gene

• centromere

• chromosome

• chromatid

Tags

NGSS.HS-LS3-1

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

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

NGSS.HS-LS3-2

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

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