3.8 billion – 2.5 billion years ago
The Archean is the name of the age which started with the shaping Earth. This time of Earth's history endured quite a while, over 2.5 billion years. When the archean age ended the earth was just coming alive.
Answer: If there are 52 chromosomes then 51 chromosomes are autosomal and 1 pair will be sex related.
It is valid in diploid condition.
Explanation:
Answer:
3 molecules of water and use glycerol and fatty acid reactants
size hence streams are little and rivers are bigger than streams because a stream connects between two or more rivers
mark brainliest please :)