Cell The Unit o...

Nobel prize in 1991 for discovering the single ion channels in cell was awarded to

Which of the following shows that metabolic energy is required in the absorption of ions

 Which cell organelle is said to function as a "trigger of cell division"?

Which of the following options are not a function of ribosomes?
(i) It helps in manufacture of protein molecules.
(ii) It helps in manufacture of enzymes.
(iii) It helps in manufacture of hormones.
(iv) It helps in manufacture of starch molecules.

Depending upon size and centromere position, the 46 chromosomes

have been divided into a number of groups 

The proteins and lipids, essential for building the cell membrane, are manufactured by

Which of the following has cell wall not made up of cellulose?

Which of the following is not related to endoplasmic reticulum?

Well defined nucleus is absent in

Which one of the following structures is an organelle within an organelle?