Two or more codons coding for one amino acid
non-ambiguous
degeneracy of codon
non-overlapping of codon
non-sense codon
Point mutation involves
insertion
change in single base pair
duplication
deletion
The nucleotide sequence of an anticodon is complementary to nucleotide sequence in
tRNA
mRNA
rRNA
DNA
Which one of the following does not follow the central dogma of molecular biology?
Pea
Mucor
Chlamydomonas
HIV
During translation initation in prokaryotes, a GTP molecule is needed in
association of 30S,mRNA with formy1-met-tRNA
associaton of 50S subunit of ribosome with initiation complex
formation of formy1-met-tRNA
binding of 30 subunits of ribosome with mRNA
Protein synthesis in an animal cell occurs
only on the ribosomes present in cytosol
on ribosomes present in cytoplasm as well as in mitochondria
only on ribosomes attached to the nuclear envelope and endoplasmic reticulum
on ribosomes present in the nucleolus as well as in cytoplasm
The one aspect which is not a salient feature of genetic code, is its being
degenerate
ambiguous
universal
specific
The number of punctuation codons in a genetic code are
2+3=5
1+3=4
1+1=2
3
The technique involving insertion of a desired gene into the DNA of plasmid vector is known as
Dressing
splicing
cloning
drafting
Mutations are generally
recessive
polymorphic
lethal
dominant
