In the GPCR-adenylyl cyclase signal transduction system, which step initiates amplification?
In the GPCR-adenylyl cyclase signal transduction system, which step initiates amplification?
Protein kinase A activation
The cellular response
Activation of the G protein
Production of cAMP
Production of cAMP
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Answer:
the answer is D. skin side up
Answer:
The muscle must change its contraction, wave summation and twitch mode.
Explanation:
Muscle tissue is important for the contraction and movement of an organism. Muscles contain important protein like actin, myosin and troppomyosin that helps in the movement of a particular part of a body.
While lifting a box, if someone put extra weight the muscle will shift from isometric to isotonic contraction. The muscle decreases the wave summation and turns to fast twitch mode for the continuous contraction and lifting the box.
Answer:
This method is used for separating bran from flour, sand from gravel, pearls of different sizes, etc. Winnowing:The process of separation of lighter particles from heavier particles; with the help of wind; is called winnowing. This method is also used for separating grains from husk.
