science arghhhhhhhhhhhhhhhhh Flashcards
1
Q
what is the cell membrane
A
(semi) selectively permeable
2
Q
what does semi permeable mean
A
this means that some substances can pass through while other cannot
3
Q
diffusion
A
the process by which molecules move from an area of high concentration to an area of low concentration
4
Q
one celled organisms obtain oxygen by ————-across the cell membrane
A
5
Q
osmosis
A
diffusion by water from an area of low to high concentration of solutes
6
Q
solute
A
substance being dissolves
7
Q
solvent
A
substance doing the dissolving
8
Q
hypotonic
A
low solute in concentration
9
Q
hypertonic
A
water moves out of cell
10
Q
hypertonic
A
water moves out of cell
11
Q
rp
A
reactants, products
