Unit 1: DNA

The pyrimidine nitrogenous bases are the _______ (choose all that apply).

• Adenine

• Cytosine

• Guanine

• Thymine

There are 3 types of RNA. What are they? (Select all that apply)

• tRNA

• rRNA

• mRNA

• xRNA

What is the relationship between a protein, the cell, and DNA?

• DNA is produced by protein which is produced in the cell
• Protein is composed of DNA which is produced in the cell
• DNA controls the production of protein in the cell
• A cell is composed of DNA and protein

What is this?

• Nucleotide

• Amino Acid

• Protein

• Ribosome

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base

• sugar, phosphate, protein

• sugar, phosphate, nitrogen base

• sugar, oxygen, nitrogen base

Why is DNA important?

• it is very small and very complicated

• it's in everything

• because we eat it every day for energy

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

DNA is a macromolecule made of:

• Monosaccharides

• Amino Acids

• Nucleotides

• Lipids

What is the term for a three nucleotide sequence that codes for an amino acid? For example: AUG

• Nitrogen base

• Codon

• Anticodon

• Phosphate group

order of replication

• 3, 4, 2, 1

• 3, 1, 4, 2

• 2, 1, 4, 3

• 3, 4, 1, 2

What alternates along the sides of the DNA molecule?

• Nitrogen Base Pairs

• Phosphate and Sugar

• Ribose and Deoxyribose

• Adenine and Thymine