Genes and Gene Expression

Which process is used to make mRNA from the DNA in the nucleus?

• transcription
• translation
• replication 

Which RNA bases would pair with TACGAA in transcription? 

• AUGCUU
• ATGCTT
• GCATCC
• GCAUCC

One difference between DNA and RNA is that....

• Only RNA has the base Uracil
• only RNA contains the base Thymine
• only RNA contains the base Cytocine
• only RNA contained the base Guanine

True or false:  RNA is double-stranded.

• true
• false
• it depends on the type

Which of these bases does not exist in RNA?

• C
• T
• U
• A

A triplet of mRNA is called a

• codon
• anticodon
• amino acid
• peptide bond

_______ is made during transcription and ________ is made during translation.

• mRNA / a protein
• a protein / mRNA
• Ribosome / Nucleus
• mRNA / tRNA

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

• 4
• 2
• 6
• 12

In comparison to a DNA strand, a 

• mRNA strand is shorter and single stranded
• mRNA strand is longer and single stranded
• mRNA strand is shorter and double stranded
• mRNA strand is longer and double stranded

Nucleotides are made up of a sugar, phosphate, and..?

• nitrogenous base
• nucleic acid
• cholesterol
• fatty acid

Tags

NGSS.HS-LS1-1