The most abundant intracellular cation is

Erythropoiesis starts in

Which of the following is associated with decrease in cardiac output?

The hepatic portal vein drains blood to liver from

Assertion = Green revolution succeded in tripling of food supply

Reason = use of better management ptractice and use of agrochemical like fertilliser and pesticide

When will the population density increase, under special conditions?
When the number of:

Statement I: In eukaryotes there are three RNA polymerases in the nucleus in addition to the RNA polymerase found in the organelles.
Statement II: All the three RNA polymerases in eukaryotic nucleus have different roles.

The structures that are formed by stacking of organized flattened membranous sacs in the chloroplast are

The chromosomes in which centromere are situated close to one end are

The stage during which separation of the paired homologous chromosomes begins is

When cell has stalled DNA replication fork , which checkpoint should be predominantly activated?

A : Breast-feeding during initial period of infant growth is recommended by doctors for bringing a healthy baby.
R : Colostrum contains several antibodies absolutely essential to develop resistance for the new born baby.

A gene whose expression helps to identify transformed cell is known as

The DNA molecule to which the gene of interest is integrated for clonning is called

Bt cotton variety that was developed by the introduction of toxin gene of Bascillus thuringiensis (Bt) is resistant to

Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes?

In gene therapy to treat adenosine deaminase deficiency disorder , which of the patients blood cells are used ?

Which part of tobacco plant is infected by Meloidogynr incognita?