1
Q
What is coding dna
A
dna that codes for the amino acid sequence of a protein by acting as a template for the formation of mRNA
2
Q
mutations in coding dna lead to changes in…
A
the structure of a protein
3
Q
effect of mutation in coding dna depends on?
A
germline/somatic
insertion, deletion, substitution
4
Q
example of coding dna mutation
A
sickle cell anemia
5
Q
what does non coding dna do
A
makes functional rna such as tRNA and ribosomal rna
forms regulatory sequences such as controlling amount of proteins produced by coding dna
6
Q
mutations in functional RNA affects..
A
protein synthesis
7
Q
mutations in promoter and operators lead to..
A
change the amount of protein
8
Q
exampe of non coding dna mutation
A
lung cancer: mutation in the regulatory sequences which control cell growth
biology mutations
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