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I am Lyosha [343]
3 years ago
10

PLEASE HURRY I ONLY HAVE 2 MINS LEFT

Biology
1 answer:
Mars2501 [29]3 years ago
3 0

Answer:

the answer is 2

when you get time friend me and i can explain it

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2 years ago
What is the entire group of accounts maintained by a company called?
sergeinik [125]

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3 years ago
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Which of the following substances would have the most trouble crossing a biological membrane by diffusing through the lipid bila
tangare [24]
<h3><u>Answer</u>;</h3>

d. Na+

<h3><u>Explanation</u>;</h3>
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  • Charged ions  such as N+ and K+ Cannot permeate the cell membrane for the since uncharged molecules repel uncharged molecules present in the membrane structure.

5 0
3 years ago
hich of the following is not a source of carbon for the carbon cycle? a. Oil b. Shells of marine organisms c. Inorganic fertiliz
zubka84 [21]

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No inorganic fertilizers on earth contain cycle participating carbon. The only carbon containing fertilizer is organic Urea (NH2CONH2). This is because plants are never deficient in organic carbon availability. The inorganic fertilizers only deal with their mineral need and that;s why they don't participate in carbon cycle.

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A heterotroph is an organism that relies on complex organic substances for nutrition. <span>A </span>heterotroph<span> is an animal that can't make its own food supply, so they have to eat other things, like plants or other animals, to survive. Hope this answers the question.</span>
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3 years ago
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