Biotechnology — BIOLOGY STD 12 Science — Question

Name the different species of malarial parasite. Which of these causes malignant malaria?

Where does India stand as far as species diversity is concerned?

Name the two major groups of cells required in attaining specific immunity.

Give definitions : Passenger DNA

Give the name of microbial source of antibiotic chloromycetin.

Give Reasons: During translation, complementarity principle is not applicable.

Give any 'two' modes of transmission of amoebiasis.

Which one is removed during splicing-introns or exons?

According to Hardy – Weinberg’s principle the allele frequency of a population remains constant. How do you interpret the change of frequency of alleles in a population?

What is syngamy ?