Assertion (A): Prolactin stimulates the synthesis of casein and lactalbumin during lactation without acting directly on the cell nucleus.

Reason (R): The action of prolactin is dependent on intact microtubules, suggesting involvement of cytoplasmic transport or signaling components.

Choose the correct option:

TLS Online TPP Program

#Question id: 14983

#Unit 2. Cellular Organization

A network of intermediate filaments, called the nuclear lamina, lies against the inner surface of the envelope and supports it. Which structure usually is associated with the inner membrane

TLS Online TPP Program

#Question id: 14984

#Unit 2. Cellular Organization

Just beneath the plasma membrane  many protozoa and some algae have a different external, rigid layer of components. The structure is called as

TLS Online TPP Program

#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

TLS Online TPP Program

#Question id: 14986

#Unit 4. Cell Communication and Cell Signaling

Which of the following characteristics of granulocyte is correct?

TLS Online TPP Program

#Question id: 14987

#Unit 4. Cell Communication and Cell Signaling

Which type of cell contains variety of proteins with distinct function; some damage pathogens directly, some regulate trafficking and activity of other WBCs, including lymphocytes, and some contribute to the remodelling of tissue at the site of infection?

TLS Online TPP Program

#Question id: 14988

#Unit 4. Cell Communication and Cell Signaling

Which of the following cells contains granules but belongs to the different lineages from granulocytes?