Hey! I'm pretty sure this is chemistry instead of biology haha
But anyways, a typical carbon atom can form up to 4 covalent bonds!
A fossil would from through mineral replacement by replacing the existing material of the animals bones with minerals, to become petrified. The Minerals will keep the fossil preserved longer.
Have a good day!!
Answer:
Option B, It's complicated; we evolved from living apes but not specifically chimpanzees
Explanation:
Humans resembles very closely with the Apes and thus it is believed that the closest ancestors to humans is ape. Humans have not originated from chimpanzees, gorillas or even apes. There are several controversies associated with the evolution of humans. There have been several geological time gaps during the evolution of humans. Also though humans have not evolved from the Apes , they share several primate characteristics with them.
Hence, option B is correct
Answer:
1.)Parkinson's disease 2.)Multiple sclerosis 3.)Alzheimer's disease 4.)Amyotrophic lateral sclerosis 5.)Huntington's disease
Please let me know if it's correct.