CFA Remediation: DNA Replication & Transcription

What is the monomer of DNA?

• Amino acid

• Nucleic Acid

• Nucleotide

• Deoxyribose

DNA replication results in two DNA molecules. What is true about each of the two new DNA molecules?

• Each DNA molecule has two new strands.

• One DNA molecule has two new strands and the other has two original strands.

• Each DNA molecule has one new strand and one original strand.

• Each DNA molecule has two original strands.

Which label is indicating the correct structure?

• Nitrogenous base

• Phosphate group

• Ribose sugar

• Sugar-phosphate backbone

Assume that you are studying an organism's DNA. You find that the portion of the genome that you are studying contains 20% Thymine. How much Guanine must be present in the same portion of DNA?

• 20%

• 30%

• 40%

• 50%

In animals, as in plants, the genetic code is encoded in the order of

• oxygen bases

• hydrogen bases

• carbon bases

• nitrogen bases

Tags

NGSS.HS-LS1-1

In order to create proteins, Ribosomes read the mRNA sequence in groups of 3 nucleotide sets known as _____________.

• Codons

• Anticodons

• Triplets

• Groups

The function of mRNA is to

• carry genetic information from the nucleus to the site of protein synthesis.

• begin the "unzipping" of the DNA molecule.

• maintain homeostasis within the cell during mitosis.

• direct the movement of centrosomes during meiosis.

X outlines a(n) ___________.

• amino acid
• nitrogen base 
• nucleotide
• nitrogen base pair

Tags

NGSS.HS-LS1-1