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Author Question: Communication between cells is key to organism-level regulation of the internal environment to ... (Read 74 times)

lunatika

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Communication between cells is key to organism-level regulation of the internal environment to maintain health, that is, nearly constant internal conditions (homeostasis). Outline and compare the intercellular communication pathways that function to provide homeostasis.

Question 2

The lipoproteins that carry absorbed lipids from the intestinal tract to the bloodstream are
 A) HDLs.
  B) VLDLs.
  C) LDLs.
  D) chylomicrons.
  E) coenzymes.



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carlsona147

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Answer to Question 1

Intercellular communication occurs largely through the nervous system and the endocrine system. In general, the nervous system performs short-term crisis management, whereas the endocrine system regulates longer-term, ongoing metabolic processes. Ideally, the nervous system communicates by an impulse over an axon to a neuron or some other effector. This is a very fast and spatially specific process. In contrast, the endocrine system relies on blindly sending out chemical messages to the whole body through the blood and interstitial fluid. This process is slow, and relies on the response of a different target cell.

Answer to Question 2

D




lunatika

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Reply 2 on: Feb 28, 2019
Wow, this really help


essyface1

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Reply 3 on: Yesterday
Excellent

 

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