Understanding DNA and Its Functions

What is DNA also known as?

• Protein

• Deoxyribonucleic acid

• Ribonucleic acid

• Amino acid

What shape does DNA form?

• A double helix

• A straight line

• A circle

• A square

What are amino acids often referred to as?

• Proteins

• Cells

• Building blocks of life

• Genetic code

What do amino acids make up?

• Organs

• Tissues

• Cells

• Proteins

Where do amino acids live?

• Cell membrane

• Mitochondria

• Nucleus

• Cytoplasm

What is one of the main functions of DNA?

• To digest food

• To transport oxygen

• To create energy

• To tell amino acids how to form proteins

Where does DNA spend most of its life?

• Inside the nucleus

• In the cytoplasm

• In the cell membrane

• In the mitochondria

What is the primary role of ribosomes in a cell?

• To store genetic information

• To synthesize proteins

• To produce energy

• To transport molecules

Which molecule carries the genetic instructions from DNA to the ribosome?

• tRNA

• mRNA

• rRNA

• DNA

Which enzyme is responsible for unzipping the DNA double helix during replication?

• Helicase

• Ligase

• Polymerase

• Primase