Questions

Testosterone is the hormone which is associated with aggression.

Plant cell walls are mostly made up of the molecule cellulose. Cellulose is a polysaccharide, a complex sugar made of long chains of glucose.

The cell wall must be made of thick and strong material as it provides the structural shape of the plant and protection from insects and microorganisms.

The law of conservation of mass states that in any closed system the mass of the system is neither created nor destroyed over time i.e, the mass cannot be changed overtime.

Hence, the given statement is true.

The Capital city of Ethiopia is Addis Ababa.

Countries and Capital cities ::

Angola  -  Launda

Burundi  -  Bujumbura

Chile  -  Santiago

A cytoskeleton acts as a frame that gives a cell its shape, protects it to an extent, and helps with cellular motion.

In Europe, Fohn winds are prevalent in Swiss Valleys