Chromosomal Basis of Inheritance. — BIO BOTANY STD 12 — Question

Golden rice is a bio-fortified rice developed by rDNA technology. It differes from its parental strain by possessing ‘psy’ gene, ‘crt-1’ gene and ‘lye’ gene which are responsible for beta – carotene synthesis.
(a) Name the sources of the above mentioned genes.
(b) Which disease can be controlled / prevented if a person’s diet has golden rice?

Name any two allopolyploid plant species.

Write an palindrome sequence of DNA.

What is the role of DNA ligase in genetic engineering?

What do you mean by good ozone and bad ozone?

Point any four ways by which IPR is protected in India.

Name the family does the cereals and pulses belong.

How will you define decomposers?

Yesterday, Ramu visited his friend’s Orchard, wherein he noticed few flowers of certain guava trees are covered using thin paper bags.

State the mission of ELSI program.