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Cell life cycle
Cell life cycle
Cell life cycle
Cell life cycle
Cell life cycle
100
How can cells die?
Cells can die by infection, overheating, and lack of oxygen.
100
What do cells need to stay alive?
Cells need oxygen, food, and water
100
How do cells communicate with each other ?
through chemical messages
100
what is endocytosis
process where cells ingest nutrients, fluids, proteins, and other molecules
100
When do cells divide?
at the end of their life
200
Why do cells need to communicate with each other?
to tell each other to stop growing and to stop reproduction
200
What happens if there's too much mitosis?
leads to cancer
200
How do cells tell each other to stop growing and to stop reproduction?
Through chemical messages.
200
Why does necrosis occur?
it is unplanned and happens because of injury or infection of the cells
200
What's important to the continuation of cell life?
the cell cycle
300
What happens during necrosis and why?
the cell swells up and burst because the outer membrane can no longer control the liquid that goes in and out of the cell
300
why does apoptosis occur?
so that organs and body parts stay the right size
300
What is one way that cells get rid of waste and how does it work?
Proteasomes breaks down proteins into bits that the cells can reuse to make new proteins
300
What does mitosis do?
it generates identical new cells
300
Why happens if there's too much apoptosis?
leads to diseases such as Alzheimer's, Lou Gehrig's, and Parkinson's