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Gemiola [76]
4 years ago
12

Are substances able to travel against their concentration gradient

Biology
1 answer:
wlad13 [49]4 years ago
7 0
Yes. This is active transportation, which means it needs ATP to travel low to high concentrations. An example is the Sodium-Potassium pump
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Which organelle is found in plant cells only? A.7 B.1 C.3 D.6
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3 years ago
What structure(s) are connected the peripheral nervous system
Dahasolnce [82]
Your peripheral nervous system (PNS) are ALL the nerves throughout your body.

Central nervous system (CNS) is just the brain and spinal cord.
8 0
3 years ago
Consider the phylogenetic tree.
loris [4]

The organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles . Thus, option "4" is correct.

<h3>What are Evolution and phylogenetic trees?</h3>

Evolution refers to the natural process of descendence with modification, which is mainly due to natural selection.

Evolution leads to speciation, thereby species are related and they show evolutionary relationships.

A phylogenetic tree is a diagram that represents evolutionary relationships between species that share a common ancestor.

In conclusion, the organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles.

Thus, option "4" is correct.

Learn more about phylogenetic trees here:

brainly.com/question/8188690

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Explanation:

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