Shared Flashcard Set

Details

HHB Unit 1.3
Gene Expression
21
Biology
Not Applicable
05/26/2017

Additional Biology Flashcards

 


 

Cards

Term
introns
Definition
non-coding sequence of DNA
Term
exons
Definition
sequence of DNA that codes for protein
Term
gene expression
Definition
transcription and translation of a gene to synthesise proteins
Term
transcription
Definition
copying of DNA sequences to make a primary transcript
Term
translation
Definition
production of a polypeptide at a ribosome using information encoded in mRNA
Term
phenotype
Definition
outward appearance of an organism
Term
polypeptide
Definition
short strand of amino acids
Term
peptide bonds
Definition
strong chemical link between amino acids in the primary structure of an polypeptide
Term
RNA
Definition
ribonucleic acid
Term
uracil
Definition
RNA base (replaces Thymine)
Term
messenger RNA
Definition
carries a copy of the DNA code from nucleus to ribosome
Term
RNA polymerase
Definition
enzyme involved in synthesis of primary transcripts from DNA
Term
primary transcript
Definition
RNA molecule made when DNA is transcribed
Term
RNA splicing
Definition
joining of exons following the removal of introns from a primary transcript
Term
codons
Definition
sequence of three bases on mRNA that codes for a specific amino acid
Term
amino acids
Definition
unit of polypeptide structure
Term
ribosomes
Definition
site of protein synthesis, composed of rRNA and protein
Term
ribosomal RNA
Definition
type of RNA that makes up ribosomes
Term
transfer RNA
Definition
transfers specific amino acids to the mRNA on the ribosomes
Term
anticodon
Definition
sequence of three bases on the tRNA that codes for a specific amino acid
Term
attachment site
Definition
site on tRNA to which a specific amino acid binds
Supporting users have an ad free experience!