Chapter 2 Cell Divison And Growth Flashcards
1
Q
What is growth
A
An increase of size or mass
2
Q
What is cell differentiation
A
The process by which a cell changes to become specialised for its job
3
Q
How do cells divide
A
By mitosis
4
Q
What is cell elongation and where does it occur
A
Cell elongation is where a cell expands . This occurs only in plant cells
5
Q
What is the use of cell division
A
Growth and repair
6
Q
Where does cell division occur in plant cells
A
tips of roots and shoots (meristems)
7
Q
How is the rate of cell division controlled
A
By chemical instructions in your DNA
8
Q
What is a tumour
A
A mass of abnormal cells growing at a uncontrollable rate
