Answer the Bio of Messenger RNA Questions Flashcards

Biology Quiz

25 cards   |   Total Attempts: 182
  

Cards In This Set

Front Back
For a gene to be transcribed, the RNA polymerase has to bind to a _____ sequence of nucleotides on the DNA.
Promotor
If an mRNA codon reads UAC, its complementary anticodon will be:
AUG
In humans, what percent of the genome is devoted to the exons that encode proteins?
About 1.5%
The primary RNA transcript is:
MRNA before the introns have been removed
A group of DNA nucleotides that contains the information to produce a single protein is a:
Gene
The bases of RNA are the
same as those of DNA with the exception that RNA contains:
Uracil instead of thymine
The process of bringing in
the appropriate amino acid into position along the mRNA in the cytoplasm is:
Translation
Which site on the ribosome
does the new tRNA bring an amino acid to?
A
The RNA copy of DNA that
leaves the nucleus and travels to the cytoplasm to make proteins is:
MRNA
The site where RNA
polymerase attaches to the DNA molecule to start the formation of mRNA is
called a(n):
Promoter
The molecule that carries
each amino acid to its correct position along mRNA in the cytoplasm is:
TRNA
Which of the following
cannot be a product of transcription?
Protein
To turn genes off, a
regulatory protein called a __________ is bound to a regulatory site so that
RNA polymerase is blocked.
Repressor
The three nucleotide
sequence on mRNA is called an anticodon.
FALSE
A(n) ____________ is a
piece of DNA with a group of genes that are transcribed together as a unit.
Operon