Questions

Sales promotion uses both media and non-media marketing communications for a pre-determined, limited time to increase consumer demand, stimulate market demand or improve product availability.

Sales promotions include Coupons, Rebates, Free Samples, etc... Online Ads come under advertising form.

Gene is a hereditary unit consisting of a sequence of DNA that occupies a specific location on a chromosome and determines a particular characteristic in an organism.

In short it is a piece or segment of chromosome.

Genes undergo mutation when their DNA sequence changes. 

As per Census2011, Sikkim state is the least populous state in India with 610543 population.

Phenol with a molecular formula [C₆H₅OH] is also called as Carbolic Acid. It is a white poisonous clear compound with sweet smell. It is used in making plastics, detergents and drugs.

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.

NH - 44 covering Srinagar to Kanyakumari is the longest National Highway in India by the NHDP. It covers a distance of 3,745 Kms. It was previously known as NH - 7.