DNA Topics Review-Week 1 Franta

We learned recently that DNA is a long molecules made up of smaller parts put together. What the smaller parts of this DNA molecule?

• Fatty Acids

• Monomers

• Nucleotide

Which is a part of the DNA that consists of a sugar, a phosphate, and a nitrogen gas?

• DNA

• Nucleotide

• Mutation

Which 2 molecules form the sides (backbone) of the DNA ladder?

• Sugar and Phosphate

• Nitrogen Base

• Sugar and Nitrogen Base

Directs all cell activities through the DNA located there.

• Mitochondria

• Nucleus

• Ribosomes

What is the correct complimentary strand for the following DNA? ATC GAG

• TAC GTC

• ATC GAG

• TAG CTG

How many base pairs are shown in this picture?

• 5

• 2

• 4

Nitrogen base (A, T, C, and G) are joined by which type of bond?

• Polar bonds

• Ionic bonds

• Hydrogen bonds

The enzyme that unzips the DNA to prepare for replication

• DNA Helicase

• DNA Replicase

• DNA Polymerase

Which two scientists are accredited with correctly coming up with the "idea" of the double helix model of DNA?

• Watson and Crick

• Erwin Chargaff

• Rosalind Franklin

Which enzyme is responsible for adding nucleotides?

• DNA Helicocase

• DNA Polymerase

• Hydrogen bonds