Bio 10-A T1

What is the function of DNA?

What do the letters DNA stand for?

• Deoxyribonucleic acid

• Dioxyribonucleic acid 

• Diribonucleic acid 

Where is DNA found?

• The mitochondria

• The cell membrane

• The nucleus

• The endoplasmic reticulum 

What are the four nucleotides that make up the structure of DNA?

How do the nitrogenous bases pair?

• A pairs with G, T pairs with C

• A pairs with T, G pairs with C

• A pairs with C, T pairs with C

Which nitrogenous base is present in RNA but not in DNA?

This type of bond holds the bases together in DNA.

• Amino acid

• Hydrogen bond 

• Codon

• Polypeptide bond

Which two molecules form the backbone of the DNA ladder?

• Ribose and adenine

• Deoxyribose and a carbon atom

• Sugar and a nitrogenous base

• Deoxyribose and phophate 

A DNA molecule consists of a double helix. A helix consists of _____ strands.

What are the three components/structures of DNA?