Answer:
Explanation:
- cancerous cells continue to grow and divide
- there are a variation in the size of cancer cells
- the nucleus of a cancer cells is darker and larger than a non-cancerous cell
- the is an abnormal amount of chromosomes i a cancerous cell
- cancerous cells have chromosomes that aren't neat and ordered whereas non - cancerous cells are
Hope that helped :)
Answer:
A) all living things are made of cells.
Explanation:
Cell theory is presented by Matthias Schleiden in 1839. Cell theory states that "all the living organisms are madeup of one or more cells". Cell contains nucleus in the center which controls all activities of the cell. The organelles which are present in the cell are mitochondria, lysosomes, ribosome, cytoplasm, endoplasmic reticulum, golgi bodies and vacuoles. Every organelle has its own function.
Founding population arrives, biogeographic isolation occurs, genetic changes
A. xx
b.x+x+
c.x0x0
d.x+x0
e. x0y