Answer:
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Explanation:
D)chloroplast
Answer:
Once released into the circulation, GH binds and activates the cell-surface GHR, as well as the related prolactin receptor in target tissues such as liver, muscle, bone, and adipose tissue
Explanation:
Direct effects are the result of growth hormone binding its receptor on target cells. Fat cells (adipocytes), for example, have growth hormone receptors, and growth hormone stimulates them to break down triglyceride and supresses their ability to take up and accumulate circulating lipids.
Answer:
B, Carries Carbon dioxide-rich blood from the lungs to the heart
Explanation:
Answer : The molar concentration is, 
Explanation :
First we have to calculate the moles of protein.

Number of molecules of protein = 2 molecules
Avogadro's number = 

Now we have to calculate the radius.
Radius = 
Conversion used : (1 mm = 0.001 m)
Now we have to calculate the volume.



Conversion used : (1 m³ = 1000 L)
Now we have to calculate the molar concentration.



Thus, the molar concentration is, 
C. The nuclear envelope contains the nucleus and forms a barrier between it and the cytoplasm