AP Biology: DNA, RNA, and Protein Synthesis

What is the central dogma of biology?

• DNA codes for RNA, which guides enzyme synthesis

• DNA codes for RNA, which guides protein synthesis

• RNA codes for DNA, which guides protein synthesis

• RNA codes for DNA, which guides enzyme synthesis

What nucleotide base can only be found in RNA?

• uracil

• guanine

• thyamine

• cytosine

The process of ___ creates mRNA that is later used for protein synthesis.

• synthesis

• transcription

• translation

• transcribe

The process of ___ creates polypeptide chains from codons found on mRNA.

• RNA

• transcription

• DNA

• translation

Which scientist confirmed that DNA is a genetic material?

• Chargaff

• Crick

• Levene

• Hershey

Tags

NGSS.HS-LS1-1

Which scientist(s) indicated that DNA was found in the shape of a double helix?

• Franklin & Wilkins

• Avery

• Griffith

• Hershey & Chase

What can be said about DNA replication?

• Replication is said to be semiconservative

• Replication is said to be semiconservative and semicontinous

• Replication is said to be conservative and semi discontinous

• Replication is said to be conservative and continuous

Rosalind Franklin's photo 51 helped determine that DNA has a ___ shape.

• spiral helix

• hexagon helix

• double helix

• single helix

The enzyme ___ unwinds DNA. during the replication process.

• helicase

• multicase

• mutations

• operon

A strand containing ribose and uracil is called ___.

• protein

• tRNA

• mRNA

• RNA