Questions

During protein synthesis process, each tRNA carries one aminoacid for protein synthesis to the ribosomes.

At the synapse between two neurons, electrical signals are converted into chemical signals. A synapse is the gap between the two neurons.

Bond order is proportional to the bond length is a False statement since Bond order is inversely proportional to the bond length.

Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors.

a. Parvovirus B19 binds preferentially to the erythrocyte blood group P antigen on erythroid precursor cells.

Answers B, C, D are incorrect:

b. after entry the single-stranded viral DNA genome is transported to the cell nucleus where the host DNA polymerase synthesizes the complimentary DNA strand.

c. Parvovirus B19 infection can be diagnosed by direct detection of viral DNA not RNA.

d. the fetus of a seropositive mother is protected from infection by maternal circulating antibodies.

Atal Bihari Vajpayee was a Member of Parliament for 12 times i.e, 10 times for lok sabha and 2 times for rajya sabha.