Cell Biology Answers

Differentiate between : -

(1) smooth and rough endoplasmic reticulum .

(2) Local chernical mediators and neurotransmitters.

(3) Glycogen and starch.

(4) Electrophoresis and chromatography.

(5) Active and passive transport .

Describe the organisation of phospholipids and proteins in a typical cell membrane .

Describe the evolutionary origin of mitochondria .

The sugar in DNA is called_____________.

The small hydrophobic protein molecules which dissolves in the lipid bilayer and increase its iron permeability , are called______________ .

Non - competitive inhibitors mind at a site other than the _______ site of the enzyme.

In contractile system of skeletal muscles, there are overlapping _________ and myosin filaments .

The lysosomes contain the enzyme ________ which brings about intracellular degestion of disease - causing organisms.

The process where the product of a metabolic pathway controls its own production.

The technique that uses a beam of electrons as a source of illumination to visualize the magnified form of an object.