The RNA primer at the beginning of each Okazaki fragment is removed by

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#Question id: 14887

#Unit 4. Cell Communication and Cell Signaling

Secondary lymphoid organ are typically compartmentalized into T-cell areas and B-cell areas, these cells activity are separated  into distinct microenvironments such as

a) T cells are found in the paracortex of the lymph nodes

b) B cells are organized into follicles cells

c) B cells are found in the periarteriolar sheath of the spleen.

d) T cells are found in the periarteriolar sheath of the spleen.

Which of the following is the correct microenvironments of the cells ?

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#Question id: 14888

#Unit 4. Cell Communication and Cell Signaling

Given below are some cytokines and stimulated cell lines ;

Which one of the following is the correct match between the Interleukines and cell lines ?

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#Question id: 14889

#Unit 4. Cell Communication and Cell Signaling

If we provide  the Ikaros signals to the HSCs cell  is converted into

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#Question id: 14890

#Unit 4. Cell Communication and Cell Signaling

In bone marrow, stem cells are committed to different lineages. Factors that stimulate colonies of these different lineages are interleukin-3 granulocyte- macrophage colony stimulating factor (GM-CSF)

A) Granulocyte colony stimulating factor ( G-CSF )and 

B) Macrophage colony- stimulating factor (M-CSF) are formed;

i) Natural killer cells

ii) Monocytes

iii) Granulocytes

iv) Neutrophills

Find out the correct combination of these macrophages;

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#Question id: 14985

#Unit 4. Cell Communication and Cell Signaling

Neutrophills containing granules which have protease, protease inhibitors, for example

a) α-1 antitrypsin – regulation of proteases

b) Defensin – Direct harm to pathogen

c) Elastase –  Tissue remodelling

d) MBP – basophil degranulation

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#Question id: 14986

#Unit 4. Cell Communication and Cell Signaling

Which of the following characteristics of granulocyte is correct?