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Biochemistry - Cell Signalling and Transduction

Exercise : Cell Signalling and Transduction - Section 1
  • Cell Signalling and Transduction - Section 1
26.
Which of the following is a second messenger?
lnositol 1,4,5-triphosphate
Diacyl glycerol
Phospholipase C
Both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Which of the following statement is incorrect?
The principal lipophilic hormones that binds to receptors located in the plasma membranes are prostaglandins
Prostaglandins are synthesized from arachidonic acid
Prostaglandins act as paracrine signaling molecules
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Two key organizing principles for large multicellular organisms are
prokaryotic cell structure and cell specialization
cell specialization and communication between cells
communication between cells and simple nerve reflexes
simple nerve reflexes and cell specialization
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Which of the following is a hormone whose action requires a cell surface receptor?
Nitric oxide
Progesterone
Adrenaline
Growth factors
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
The hormone or ligand can be considered as
first messenger
second messenger
both (a) and (b)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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