Answer:
mitchondria is powerhouse
Http://www.livescience.com/22537-skeletal-system.html
Answer:
cleaning
Explanation:
If people would clean up after themselves, the world's rivers and lakes would be clean. Water pollutants can be somewhat easy to remove by taking the trash out of them.
<u>Answer:</u>
Charles Darwin’s study of evolution predicts that genetic evidence would show that all organisms share a common ancestor.
Option: (B)
<u>Explanation:
</u>
- Through his "theory of evolution", Darwin found that the species exist and new species form based on natural selection.
- He studied the animals and birds in Galapagos island for his evolution theory.
<u>The four key points of Darwin's Theory of Evolution:</u>
- individuals of any species are not identical;
- genes are passed from one 'generation' to another;
- more offspring are born than can survive;
- only the 'survivors of the competition' for the resources will reproduce.
