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Alja [10]
3 years ago
11

Transport of materials into a cell against a concentration gradient, from low to high, requires

Biology
2 answers:
horrorfan [7]3 years ago
4 0

protein pumps and energy

Diano4ka-milaya [45]3 years ago
3 0

Answer:

protein pumps and energy

Explanation:

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the correct answer is carbohydrates because this fat can produce both short and fast energy.  


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What is Newton's first law of motion?
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Its basically saying something (object) at rest is going to stay there until something moves it like an outside object.
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What type of charge does each atomic particle have?<br> Proton<br> Neutron<br> Election)
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Explanation:

Trust me
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The reason that there are Okazaki fragments during DNA replication is ultimately because:
rusak2 [61]

Answer:

B) Polymerases can only synthesize in the 5' to 3' direction

Explanation:

The leading strand's directionality is 3' to 5', so polymerase has no problem with replicating this one. But the lagging strand has the opposite directionality, so the polymerase must work in the opposite direction of the replication fork.In consequence, the replication process undergoes periodic breaks, and the enzymes have to stop and start again while helicase separates both strands, resulting in the polymerization of okazaki fragments.

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2 years ago
The first species that colonizes new or undisturbed land is called a _______ species.
Ganezh [65]
The first species that colonizes new of undistributed land is called as pioneer species, or simply pioneers. If you check the meaning of pioneer, it's a type of person or entity that became the first to explore or exploit a certain something. In this case, they were the first species who explores the lands to create a society.
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