GENETIC CODE AND REGULATION QUIZ

propagation code

elongation code

initiation code

termination code

Frameshift mutagenesis

Gel electrophoresis

Density gradient centrifugation

Restriction digests of the rII gene

20

64

An infinite number

3

DNA and enzymes are only present in the most advanced cells

Advanced cells lack RNA

RNA can both code genetic information and act as a catalyst

All of these

kingdom-specific

universal

universal except for rare exceptions in mitochondria and some protozoa

species-specific

None of these

second type of positive control of gene expression

positive control of gene expression

negative control of gene expression

at the replication fork

on the lagging strand

at the start codon

in nucleus

One

Four

Two

Three

UAA and UAC

AUG and AUA

UUA and UUC

CAU and CAC

are partially same

differs from that used in prokaryotes

None of these

are same