Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Our government has intentionally imposed strict conditions for MTP in our country. Justify giving a reason.

Why does the bottled juice purchased from the market appear clearer and cleaner?

From which tissue does ovule recieve food?

The accessibility of promoter region of prokaryotic DNA is often regulated by the interaction of a protein with a certain sequence of DNA. What name is given to such a DNA sequence?

How many primary follicles are left in each ovary in a human female at puberty?

Name the type of biodiversity represented by the following:

1. 50,000 different strains of rice in India.
2. Estuaries and alpine meadows in India.

Why do normal red blood cells become elongated sickle shaped structures in a person suffering from sickle cell anaemia?

What is the source of cocaine?

How does colostrum provide initial protection against diseases to new born infants? Give one reason.

What does movement of alleles into different gametes demonstrate?