<h2>540 million years ago
</h2>
Paleozoic.
Era immediately follows Precambrian It lasted about 4.5 billion years.
When did abundant fossil evidence first appear in the geologic record.
540 million years ago.
Answer:
Organelle A is chloroplasts
Organelle B is the vacuole
Explanation:
I don’t exactly understand what it means on which one is correct, but I hope this helps you.
Answer:
Mutations to somatic cells are only present in the type of cell in which the mutation occurred.
A mutation in DNA affects the entire protiens synthesis process by producing the incorrect amino acids in the wrong places, causing issues with the ability of the organism to survive depending on what the protein is in charge of.
<span>The subatomic particles or units inside the cell that is responsible for the potential chemical reactions among chemical species are the electrons. Since they are found outside the nucleus, it is actually easier for them to transfer from one atom to the other. They may be also shared between two compound. </span>