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Vesna [10]
3 years ago
7

Which motion of particles across a membrane requires energy?​

Biology
1 answer:
kirill115 [55]3 years ago
4 0

Answer:

[ANSWER]

Explanation:

When a molecule moves down its concentration gradient is it participating in passive transport; moving up the concentration gradient requires energy making it active transport.

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Answer: B. Pathways by which matter is transferred between organisms and the environment

Explanation:

Biogeochemical cycles can be define as cycles which involves the natural pathways by which inorganic and organic matter is transferred within the living organisms and the environment.

The essential elements such as water, carbon, phosphorous, nitrogen and oxygen are transferred among the various spheres of the earth like atmosphere, biosphere, lithosphere and others which forms the integral part of the non-physical environment.

 

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En que estadio de las anomalías de la articulación temporomandibular hay dolor articular crónico, aumento de grosor a nivel de l
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Caused by vasoconstriction of the dermal blood vessels
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