The answer would be C.
the description states that each blastomeres is seperated, which gives us a clue that there are parts of the blastomere. Therefore, each cell contains only part of it, so the answer is C.
Answer: A lack of positive external signals causes cells to stop dividing. Cells are also able to sense their surroundings and respond to changes. For instance, if a cell senses that it is surrounded on all sides by other cells, it will stop dividing.
Explanation: Mark me brainliest plz
Answer: Smallpox
Explanation: Small pox is an ancient disease which is caused by the Virus named as Variola virus. Early symptoms are fatigue and high fever.
The virus then after produces rash on faces arms and legs. The spots gets filled with fluid and pus and in later stages it turned into crust.
This crust eventually dried and falls off. It was fatal in almost 30% of the cases.
It eradicated by a collaborative global vaccination program which was led by WHO.