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Ivahew [28]
3 years ago
5

Which nutrient is our main energy source.

Biology
2 answers:
ira [324]3 years ago
8 0

Answer:carbohydrates

Explanation: I take it as this....fruits and vegetables are things we are told that we must eat and they all contain carbonhydrates

saveliy_v [14]3 years ago
3 0

Answer:

ptassium

Explanation:

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Plz do nay even just one quation 30 pts
trasher [3.6K]

This potential is then used to drive ATP synthase and produce ATP from ADP and a phosphate group. Biology textbooks often state that 38 ATP molecules can be made per oxidised glucose molecule during cellular respiration (2 from glycolysis, 2 from the Krebs cycle, and about 34 from the electron transport system).

6 0
3 years ago
Which statement about the geosphere is true?
nekit [7.7K]

The mantle being made of nickel and iron is the correct statement about the geosphere and  is denoted as option B.

<h3>What is Geosphere?</h3>

This is referred to the solid part of the earth and consists of rocky materials present in it.

The geosphere has the mantle which is made up of materials such as iron and nickel which are metals and are responsible for their rigid solid structure thereby ,making it the most appropriate choice.

Read more about Geosphere here brainly.com/question/842883

#SPJ1

7 0
1 year ago
Which two species are most closely related?
faust18 [17]

Answer:

Two species (B & C) are more closely related to one another than either one is to a third species (A) if, and only if, they share a more recent common ancestor with one another (at Time 2) than they do with the third species (at Time 1).

Explanation:

4 0
3 years ago
What adaptations do humans have ??
alexira [117]

Answer:

Endurance running

Sweating

Walking upright

Hearing tuned for speech

Great teeth

3 0
3 years ago
What event occurred when the decay of strontium-90 in an igneous rock first started?
neonofarm [45]
If the following graph represents the decay of strontium-90 in an igneous rock, what event occurred at 0 years on the horizontal axis? 
<span>I have a graph with the vertical axis showing the percentage of radioactive element remaining. </span>
8 0
3 years ago
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