O - R

Question 1

Movement of water through a membrane following its own concentration

Answer 1

Osmosis

Question 2

Addition of oxygen during a chemical reaction

Answer 2

Oxidation e.g. oxidation of glucose during cell respiration

Question 3

Movement of particles across cell membrane using no cell energy

Answer 3

Passive transport

Question 4

Process of absorption by “cell eating”

Answer 4

Phagocytosis

Question 5

Forms the cell membrane. Polar head and two non polar tails

Answer 5

Phospholipid

Question 6

Process of absorption of liquids by “cell drinking”

Answer 6

Pinocytosis

Question 7

Covalent molecule with unsymetric sharing of electrons. Creates partial charges

Answer 7

Polar

Question 8

A very large molecule made of repeated units (monomers)

Answer 8

Polymer

Question 9

A long chain carbohydrate

Answer 9

Polysaccharides e.g. starch, glycogen, cellulose

Question 10

Possibly charges particles in atoms

Answer 10

Protons

Question 11

An atom with a unstable nucleus that decays and produces radiation

Answer 11

Radioisotope