STD 12 - 11. organisms and populations — NEET STD 11 Science — Question

Sugar produced in photosynthesis is converted into starch in

The non-sister chromatids twist around and exchange segments with each other during

Dwarfness can be controlled by treating the plant with

Promeristems can be distinguished from primary meristems by

The two polypeptides of human insulin are linked together by

Which of the following is a wrong statement about Golgi apparatus?
i. Camillo Golgi (1898) first observed densely stained reticular structures near the nucleus.
ii. The Golgi cisternae are concentrically arranged near the nucleus with distinct convex cis or the forming face and concave trans or the maturing face.
iii. The Golgi apparatus principally performs the function of packaging materials.
iv. Materials to be packaged in the form of vesicles from the ER fuse with the trans face of the Golgi apparatus and move towards the forming face.
v. A number of proteins synthesised by ribosomes on the endoplasmic reticulum are modified by Golgi apparatus.
vi. Golgi apparatus is the important site of formation of proteins and lipids.

Enzymes of oxydative phosphorylation found in

Dikaryon formation is the characteristic feature of

The major function of contractile vacuole is