Science Quiz / Biology DNA terms

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Can you name the biology terms?

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DefinitionTerm
Amino acids have more than one codon
The 3 bases on the non-amino acid end of tRNA
Sections of DNA that do not code for a polypetide
The removal of introns from pre-mRNA
Part of ribosome which travels along mRNA
Part of ribosome where tRNA enters
Result of the removal of introns from pre-mRNA
Gene which stimulates cell division
Clover leaf-shaped molecule with one end which a specific amino acid attaches
Direction of RNA polymerase along DNA strand
Process whereby free nucleotides bond to complementary bases on DNA strand forming pre-mRNA
A base change which results in different amino acid being coded for
Substituted base codes for same amino acid
Same codons code for the same amino acid in all organisms (with few exceptions)
Sequence of 3 bases (triplet) on mRNA that code for a single amino acid
Process whereby polypeptide chain is formed by tRNA attaching to mRNA in cytpolasm
Type of bonds that hold complementary bases together
The strand which is complementary to the template strand
DefinitionTerm
Outside factors which increase the rate of base mutations
Any change to the quantity or structure of the DNA
The building blocks of proteins coded fro by DNA
Enzyme breaking bonds between bases in DNA
When genetic code is read differently as a result of deletion and/or addition mutations
A base change which results in a stop codon being produced
Small double-stranded sections of RNA essential for gene expressions
Gene which slows cell division
A replacement of one nucleotide with another
Each base sequence is read only once
When a nucelotide is lost from the DNA sequence
Insertion of a base into the DNA sequence
Organelle which is involved in translation
Sections of DNA that code for a polypetide
A specific molecule that stimulates transcription
Name of chain of DNA on which RNA polymerase moves along
Codes that do not code for any amino acid and mark the end of the polypeptide chain

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