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Rudiy27
3 years ago
12

Where do the calories in your food come from?​

Biology
1 answer:
GrogVix [38]3 years ago
6 0

Answer: Calories are the amount of energy released when your body breaks down (digests and absorbs) food.



Explanation:

The more calories a food has, the more energy it can provide to your body. When you eat more calories than you need, your body stores the extra calories as body fat. Even a fat-free food can have a lot of calories

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The mitochondrial electron transport chain
katrin [286]

Answer:

Option B , synthesizes ATP.

Explanation:

When the inner mitochondrial membrane is intact, ATP is synthesized. ATP is synthesized from ADP and Pi by  electrons from NADH or FADH2 to O2. This process is known as oxidative phosphorylation which is driven by an electrochemical proton gradient across the inner membrane with three processes occurring simultaneously  

a) electron transport,  

b) proton pumping, and  

c) ATP formation  

Hence, option B is correct

7 0
3 years ago
A geologist discovers a sample of fine-grained rock made up of very small crystals. Based on its physical appearance, what can t
tensa zangetsu [6.8K]

Answer:

D. It formed from magma that cooled quickly

Explanation:

From several experiments, geologists have come to terms with the fact that when magma cools rapidly, it does not give room for large and big sized crystals to form. Instead, tiny, little crystals would be formed.

For example, obsidian and most volcanic rocks.

When a magma has enough time to cool and solidify, we see very big crystals of minerals in them.

3 0
3 years ago
How is succession related to ecosystem stability?
Elis [28]

Answer:Succession as progressive change in an ecological community. Primary vs. secondary succession. The idea of a climax community.

Explanation:

3 0
3 years ago
Read it carefully and answer it.
Step2247 [10]

Answer:

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Explanation:

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Which piece of evidence did Alfred Wegener use to develop the theory of continental drift? A. the shape of the continents B. pal
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A.......I think so. ; )
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