Which one of the following bacterium is used for production of transgenic plants
Escherichia coli
Bacillus thuringiensis
Staphylococcus aureus
Agrobacterium tumefaciens
Restriction enzymes are used to cut
single stranded RNA
double stranded DNA
single stranded DNA
double stranded RNA
Name the hormone that has no role in menstruation
LH
FSH
GH
TSH
C.
GH
Somatotropic hormone (Growth Hormone) is the important hormone for normal growth of body. The alpha subunit of LH, FSH and TSH are identical and regulated menstruation.
The gene of sickle cell anaemia is inherited by
blood cells
bone cells
sex chromosomes
autosomes
If a cross between two individuals produces offsprings with 50% dominant character (A) and 50% recessive character (a) the genotype of parents are
Aa Aa
Aa aa
AA aa
AA Aa
What will be the codons in mRNA if the DNA codes are ATG - CAG?
TAC - GTC
UAC - GUC
UCA - TUA
TCA - GTC
Which of the following species is restricted to a specific area?
Sibling species
Allopatric species
Sympatric species
Endemic species