Bio2

Question 1

What to remember about mitosis

Answer 1

Mi-2-sis makes two cells
Mitosis makes cells that are genetically identical to the parent

Question 2

Stages of mitosis

Answer 2

The cell grows
Replicates it’s dNA to form two copies of each chromosomes
One set of chromosomes are pulled to each end of the cell
The nucleus divides
Cell membrane and cytoplasm divide
Two identical cells form

Question 3

What is a stem cell

Answer 3

Undifferentiated cells in an organism
(They can produce many more cells and specialized cells by differentiation )

Question 4

What is diffusion

Answer 4

Diffusion is the spreading out of particles producing a net movement from an area of higher concentration to an area of lower concentration

Question 5

What is osmosis

Answer 5

Osmosis is the movement of water potential from an area of higher concentration to low concentration in a partially permeable membrane

Question 6

What is active transport

Answer 6

Movement of molecules from an area of low concentration to high concentration with the use of energy (for respiration)