What is the group of 3 unpaired bases that is complentary with the mRNA and is how tRNA is able to deliver the correct amino acid to the ribosome?
Codon
Anticodon
Polypeptide
Gene
In DNA replication, if the original sequence reads AATTTGCGCCCAAT, the complementary DNA strand would read?
AAUUUCGCGGGUUA
AATTTGCGCCCAAT
TTAAACGCGGGTTA
UUAAACGCGGGUUA
For proteins to be made, DNA must be copied into________.
Chromosomes
Chromatin
RNA
cytoplasm
Once the DNA is copied into RNA, it goes to what organelle to begin protein synthesis?
nucleus
rIbosome
cytoplasm
centriole
A mutation is a _______________ in the nucleotide base sequence of a gene.
wrinkle
change
bump
tumor
Which of the following nucleotides is NOT present in the mRNA strand after transcription?
A
T
U
G
Which of the following statements best describes why a change in only one DNA nucleotide base of a gene on the DNA strand could result in an incorrect protein being produced by the gene?
The change prevents mRNA from being made.
The change causes cells to divide in an uneven way.
The change creates an additional mRNA strand.
The change alters the amino acid sequence coded for by the
gene.
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