DNA Review

What is heredity?

• How traits are passed from parents to offspring

• The study of weather

• The study of plants

• The process of making food

What does DNA stand for?

• Deoxyribonucleic agent

• Deoxyribose nucleic acid

• Deoxyribonucleic acid

• Deoxyribose nucleic agent

Which bases pair together in DNA?

• A and T, C and A

• A and C, T and G

• A and G, T and C

• A and T, C and G

How many chromosomes do humans have in their body cells?

• 22

• 46

• 44

• 23