Past Questions

Question 1

Which cell organelle is important for the degeneration of biomolecules?

Answer 1

The lysosome

Question 2

Where do peroxisomal protein fold before exiting the cell organelle?

Answer 2

Cytosol

Question 3

Where are proteins transported from ER during protein maturation?

Answer 3

In Cis-Golgi

Question 4

During in-vivo motility assays

Answer 4

Myosin molecules under glass

Question 5

The researchers identified the complex process of protein secretion on

Answer 5

The pancreatic exocrine cells

Question 6

During the 1st phase of actin polymerisation -

Answer 6

ATP bind to G-actin monomers

These monomers aggregate until a stable nucleus is formed

Question 7

Which molecule is located primarily in the A band of the myofibril?

Answer 7

Myosin

Question 8

Which part of the neurone synthesises the vast majority of proteins and membrane?

Answer 8

Cell body

Question 9

Who performed microscopic studies on muscle contraction?

Answer 9

Hanson and Huxley

Question 10

Which is a WBC surface protein?

Answer 10

PAF receptor

Integrins

(Oligosaccharides)

Question 11

Which cell organelle is the site of FA and AA oxidation?

Answer 11

The peroxisome

Question 12

Where do newly translated membrane proteins fold?

Answer 12

In the lumen of the rough ER

Question 13

From where are the vesicles transported to lysosomes?

Answer 13

Trans-Golgi

Question 14

Which cell organelle produces a large amount of hydrogen peroxide?

Answer 14

The peroxisome

Question 15

A weak adhesion is formed between leukocytes and endothelial cells

Answer 15

P-selectin molecules + Oligosaccharides

Question 16

Where is neurotransmission carried out?

Answer 16

Axon terminals

Question 17

What is the difference between the synthesis of secreted and membrane bound-proteins?

Answer 17

Signal peptide (is not cut at the end)

Question 18

What is the basic method of fractionation?

Answer 18

Cells are broken open, and the cellular components are separated on the basis of size, mass, and density using a variety of centrifugation techniques

Question 19

Fast axonal transport was characterised by observing the movement of:

Answer 19

Observing vesicles of the smooth ER

Question 20

Who received the Nobel price for medicine and physiology in recognition of his pioneering work?

Answer 20

Christian de Duve

Question 21

Extravesation requires special structures on the WBC surface. Which is such a WBC structure?

Answer 21

PAF receptors

Integrins

Question 22

Where is the translocon located?

Answer 22

Between the ER and the Golgi

Question 23

How do the small lamellipod move in extension stage during cell motility?

Answer 23

By actin and myosin adhesion

Question 24

Where do perioxsomal proteins fold before entering the organelle?

Answer 24

Cytosol