DNA

What does DNA stand for?

• Dinosaur Running Acid

• Deoxyribonucleic Acid

• Ribonucleic Acid

• Deliver Random Number

How many pairs of chromosomes do humans have?

• 46

• 23

• 24

• 48

What is the organelle responsible for making proteins?

• Mitochondria

• Endoplasmic reticulum

• Ribosomes

• Chloroplast

In Eukaryotic cells, where is DNA mainly located?

• Nucleus

• Mitochondria

• Chloroplasts

• Cytoplasm

What part of the DNA are the sugar phosphate backbones?

• The rungs of the ladder

• The two, long spiralling strands

• Nitrogenous bases

• Twisted rope ladder

What part of the nucleotide is labled "B"

• Phosphate

• Nitrogenous Base

• Protein

• Sugar (Deoxyribose or Ribose)

The drawing shows the structure of what molecule?

• A DNA molecule
• A lipid molecule
• A carbohydrate molecule
• A protein molecule

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

Which of these base pairs go together?

• Adenine and Guanine

• Cytosine and Thymine

• Adenine and Thymine

• Guanine and Cytosine

What is the rule for the nitrogenous bases to bond together?

• Complementary base pairing

• Opposite base pairing

• Hydrogen base pairing

• Sugar phosphate base pairing