DNA Structure and Code

During replication, which new complementary strand will be arranged from the DNA template CGC GTA TCA?

• GCG CAC AGG
• GCG CAT AGT
• ATA CGC TTT
• TAT TAT TAT

Which molecules make up a DNA nucleotide?

• ribose, uracil, and phosphate
• ribose, thymine, and phosphate
• deoxyribose, uracil, and phosphate,
• deoxyribose, thymine, and phosphate

Which base sequence is complementary to the DNA segment CGG TAG?

• GGG AAG
• ACC ACA
• GCC ATC
• TTT AAA

Which best describes what would happen if the double helix structure of DNA could not be “unzipped”?

• DNA replication would not occur
• DNA replication would occur more frequently.
• DNA replication would occur at the same rate.
• DNA would replicate only half of its nucleotides

In which part of the cell does DNA replication occur in Eukaryotes?

• cytoplasm
• nucleus
• ribosome
• vacuole

A Nucleotide does NOT contain...

• A five carbon sugar
• A phosphate group
• Nitrogenous base
• DNA Polymerase

In Prokaryotes, DNA molecules are located in the

• nucleus
• cytoplasm
• ribosome
• plasma membrane

The main enzyme involved in linking individual nucleotides into DNA molecules is

• transfer RNA
• ribose
• RNA Polymerase
• DNA Polymerase

Before a cell divides, it duplicates it's DNA in a copying process called....

• Replication
• Transcription
• Translation
• Duplication

Thymine always attaches to what other nitrogenous base?

• Guanine
• Cytosine
• Adenine
• Uracil