Central Dogma of Molecular Biology

Where does translation take place?

• cytoplasm

• nucleus

• ribosomes

• mitochondria

A DNA codon consist of:

• one nucleotide

• two nucleotides

• three nucleotides

• four nucleotides

It is a process wherein DNA sequences are used to produce an RNA molecule.

• Transmission

• Transcription

• Replication

• Translation

The code for making proteins is carried to the ribosomes by _?

• rRNA

• tRNA

• mRNA

• DNA

All but one of the following are related to RNA. Which is it?

• Ribose

• Uracil

• Thymine

• Single strand

What is the final product of the Central Dogma of Molecular Biology?

• RNA

• Enzyme

• Protein

• Amino acid

Tags

NGSS.HS-LS1-1

In DNA, adenine always pairs with _?

• uracil

• thymine

• guanine

• cytosine

Which direction does genetic information flow during gene expression?

• DNA -> Protein -> RNA

• Protein -> RNA -> DNA

• RNA -> Protein -> DNA

• DNA -> RNA -> Protein

Tags

NGSS.HS-LS1-1

What is the enzyme that catalyzes the polymerization in the transcription process?

• RNA polymerase

• DNA ligase

• DNA polymerase

• RNA ligase

Which of the following statements is true about DNA?

• All of our DNA is normally located in the nucleus of our cells.

• DNA IS composed of amino acids, phosphates, sugars, and bases.

• DNA replication occurs during meiosis but not mitosis.

• At the beginning of protein synthesis, a section of a DNA molecule unwinds and unzips.

Tags

NGSS.HS-LS1-1