Protein Synthesis and RNA basics

Which process starts with DNA in the nucleus and ends with mRNA that can leave the nucleus?

• replication

• transcription

• translation

• oxidation

Which process starts with mRNA and ends with a polypeptide made of amino acids?

• replication

• transcription

• translation

Which process starts with one DNA molecule and ends with two identical copies of it?

• replication

• transcription

• translation

The sequence of _______ on mRNA determines the amino acids of a protein

• lipids

• nitrogen bases

• proteins

• sugars

Tags

NGSS.HS-LS1-1

How many amino acids are coded for by this strand of mRNA? "A U G U A C"

• 1 amino acid

• 2 amino acids

• 3 amino acids

• 6 amino acids

Given the DNA sequence TAGTAG, what is the complementary strand of mRNA that should be made during transcription?

• ATGATG

• AAUCGC

• AUCAUC

• TAGTAG

The correct order of molecules involved in turning DNA into proteins is

• messenger RNA, transfer RNA, DNA, and polypeptides

• DNA, messenger RNA, polypeptide, transfer RNA

• transfer RNA, polypeptide, DNA, messenger RNA, DNA

• DNA, messenger RNA, transfer RNA, polypeptide

Tags

NGSS.HS-LS1-1

What is the mRNA strand that would result from the DNA template strand CCTA?

• GGAT
• CCAT
• GGAU
• CCAU

Which of these nitrogenous bases is NOT in RNA?

• Uracil
• Thymine
• Cytosine
• Guanine

How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA

• 4
• 2
• 6
• 12