Science Quiz / Biology DNA terms

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Can you name the biology terms?

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

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