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elixir [45]
3 years ago
6

Question 11 of 20 What fact do scientists believe provides evidence for the Big Bang Theory? A. All stars feature nuclear fusion

in their core. B. Most extra-solar planets are gas giants C. All comets follow elliptical orbits. D. All distant galaxies are moving away from us.
​
Biology
1 answer:
natka813 [3]3 years ago
5 0
The smart answer is A because it makes more sense
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Where does the energy that powers the water cycle come from?
Deffense [45]

<em>tHe energy that powers the water cycle comes from the energy of the sun as the sun evaporates water from the Oceans, lakes, rivers </em>

Hope this helped- have a good day bro cya)

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3 years ago
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Explain why scientists might use models to represent earths processes
Scilla [17]

If i am right can i plz get brainiest?

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3 years ago
Proteins are called the building blocks of the body. They’re needed for growth and development and to repair the normal wear and
Iteru [2.4K]
The order of steps for the digestion of proteins will be; 
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3 0
3 years ago
3. The island of Rum in Scotland had wolves and trees 500 years ago. It now has neither. A. Offer one hypothesis for the current
pychu [463]

To test for the keystone species hypothesis, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

<h3>What is a keystone species?</h3>

A keystone species is an organism whose existence defines an entire ecosystem such that them, the ecosystem would be severely affected or may not exist.

Trophic cascades are events which result in serious distortions in an ecosystem as a result of the removal or addition of a top predator.

To test for the hypothesis of keystone species and trophic cascades, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

Learn more about keystone species at: brainly.com/question/2044051

#SPJ1

3 0
2 years ago
Hypothesize whether prokaryotic cells might have been symbiotic before the evolution of eukaryotic
elena55 [62]
 <span>Two prokaryotes turning into a eukaryotic cell began with a process called

endosymbiosis. One large prokaryote engulfs (a process called

endocytosis) one small, aerobically respiring prokaryote. The small

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organelles. So that is how the eukaryotic cell structure evolved from

prokaryotic cells, meaning that before this evolution, they were most likely symbiotic.</span>
4 0
3 years ago
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