Biotechnology — BIOLOGY STD 12 Science — Question

Name one disease which is caused due to point mutation.

What general term is given to the method in which the male partner withdraws his penis from the vagina just before ejaculation so as to avoid insemination?

Write the percentage of F, homozygous and heterozygous populations in a typical monohybrid cross.

Write the names of hormones and the glands secreting them for the regulation of Basal Metabolic rate.

Name the following: Enzyme involved in replacement of gaps in prokaryotes.

Name the hormone that maintains the functions of male accessory ducts and glands.

Which of the following statements is true for Hydra?

1. It produces asexual gemmules.
2. It produces unicellular bud.
3. It produces multicellular bud.

Name the organelles which help in translation.

Following are the names of some microbes. Aspergillus niger, Clostridium butylicum and Lactobacillus.
Write the most important characteristic they share.

Give definition: Gene flow