Introduction to DNA

What does DNA stand for?

• Deoxyribonucleic acid

• Ribonucleic acid

• ATP

• Nucleotide

Each gene has instructions for making how many proteins?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS1-1

Genes are responsible for assembling:

• Phenotypes

• Cells

• Proteins

• Mitosis

Tags

NGSS.HS-LS1-1

DNA wrapped around a protein is called

• A eukaryote

• A chromosome

• A nucleus

• A species

Tags

NGSS.HS-LS1-1

Nucleotides are made up of

• A phosphate group

• A five carbon sugar

• A nitrogen containing base

• All of the above

A (adenine) pairs with

• Guanine

• Cytosine

• Thymine

• Adenine

G (Guanine) pairs with

• Adenine

• Cytosine

• Thymine

• Guanine

T (Thymine) pairs with

• Guanine

• Cytosine

• Adenine

• Thymine

Watson and Crick discovered that the structure of DNA is:

• A single helix

• A trapezoid

• A circle

• A double helix

In a somatic (body) cell, A's and T's COMBINED account for what percentage?

• 40%

• 30%

• 60%

• 20%