Mechanical digestion takes place in the mouth
The statement '(a) there are billions of galaxies in a galaxy cluster' accurately describes a relationship between two parts of the universe.
<h3>What is the solar system?</h3>
The solar system can be defined as a group of billions of galaxies that form a cluster due to gravitational forces that maintain all these celestial bodies linked together. This system contain our Sun.
In conclusion, the statement '(a) there are billions of galaxies in a galaxy cluster' accurately describes a relationship between two parts of the universe.
Learn more about galaxy clusters here:
brainly.com/question/955851
#SPJ1
Answer:
yes not just scientists but everyone! all the wars and battles thats happening and pollution and lack of nature are all causing global warming and climate change.
so ur answer is true!
~batmans wife dun dun dun....
Answer:Mercury, Venus, Earth, and Mars
Explanation:
The answer is organ systems I believe
