Cell biology Flashcards
What does cell differentiation mean?
When a cell changes to become specialised.
In what stage of an animal’s life cycle do most cells differentiate?
In the early stages.
In mature animals when do cells still need to differentiate?
For repair and replacement of cells.
In what stage of their life cycle do plant cells differentiate?
They differentiate throughout their lifecycle.
What would you use an inoculating loop for?
To transfer bacteria onto the agar.
How do you sterilise an inoculating loop?
By heating in a Bunsen flame.
What are the three stages of the cell cycle?
Growth, DNA synthesis and mitosis.
What happens to an animal cell in a hypertonic solution?
It will lose water by osmosis and shrivel.
What happens to an animal cell in a hypotonic solution?
It will absorb water by osmosis and get bigger/burst.
