What is DNA?

Label the following terms: Cell, DNA, Chromosome, Nucleus, Gene

a

b

c

d

e

DNA

Chromosome

Cell

Gene

Nucleus

Tags

NGSS.HS-LS3-1

What is the structure of DNA?

• Single-Helix

• Double-Helix

• Triple-Helix

• X-Shaped

Tags

NGSS.HS-LS1-1

Which of the following BEST describes the relationship between DNA, genes, and chromosomes?

• DNA is a type of gene and is located on chromosomes.

• DNA contains chromosomes and is found in genes.

• Genes contain DNA, and chromosomes are located on genes.

• Genes are sections of DNA, and chromosomes are made of tightly coiled DNA.

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

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

Label the nucleotide

a

b

c

Phosphate

Nitrogenous base

Sugar

Tags

NGSS.HS-LS1-1

Select ALL the Phosphate Group

Tags

NGSS.HS-LS1-5

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate