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Biol 1102 Genes/Proteins
For non Bio-Majors
17
Biology
Undergraduate 1
06/29/2011

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Cards

Term
DNA is transcribed into what?
Definition
mRNA
Term
Where does transcription occur?
Definition
In the nucleus
Term
Does transcription occur on both strands of the DNA molecule?
Definition
YES but ONE strand at a time.
Term
What enzyme makes the messenger RNA (mRNA) molecule?
Definition
RNA polymerase
Term
Where in the cell does translation occur?
Definition
Cytoplasm
Term
What is the actual site of translation
Definition
Ribosome
Term
What is a codon?
Definition
A triplet of messenger bases.
Term
What does transfer RNA (tRNA) do?
Definition
Carries amino acids to the ribosome
Term
What is an anticodon?
Definition
The tRNA complement to the mRNA codon
Term
What is a protein?
Definition
chain of amino acids
Term
Why do many DNA mutations have no effect on the phenotype?
Definition
The third base doesn't matter. It always makes the same protein ***KNOW THE DIAGRAM (Special flashcard).
Term
What is a gene?
Definition
A piece of DNA with a start and stop codon.
Term
What does gene expression mean?
Definition
Gene has gone through through transcription and translation.
Term
Does transcription require a primer?
Definition
No. DNA replication requires the primer.
Term
Does transcription require a primer?
Definition
NO. DNA replication requires the primer.
Term
How are genes regulated?
Definition
***See diagram) (Make a flashcard!)
Term
1.) Know Mutations in diagram.
2.) Be able to recreate diagram from scratch.
Definition
DO IT NOW!
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