Into to diseases

Question 1

Mitosis

Answer 1

The process of cell division

Question 1

Diffusion

Answer 1

is a passive selective process where particles diffuse down a gradient

Question 2

Protozoa

Answer 2

is a single cell animal can be parasitic e.g. fungi. Proto is first, zoa animal. Symbiosis host may provide shelter to the parasite.

Question 3

Parasites

Answer 3

live and feed of hosts

Question 4

Homeostasis

Answer 4

a process of maintaining a constant internal environment so processes can go on

Question 5

Viruses

Answer 5

are infective agents and can be made from dna or rna

Question 6

Glucose

Answer 6

a simple sugar used by most cells and stored in the liver

Question 7

Anaerobic

Answer 7

is without oxygen and some cells survive this way by changing the way they process energy e.g. anaemia

Question 8

Nucleolus

Answer 8

is in the nucleus and is responsible for assembling rna

Question 9

DNA

Answer 9

deoxyribonucleic acid

Question 10

Chromosomes

Answer 10

the structure containing genes and proteins
humans have 23 pairs; males and females XY and XX

Question 11

Adenine pairs with

Answer 11

thiamine and cytosine has guanine

Question 12

Largest blood vessel

Answer 12

Aorta

Question 13

Veins

Answer 13

transport deoxygenated blood around the body

Question 14

Proteins

Answer 14

made from a long chain of these amino acids, each linked to its neighbour through a covalent peptide bond

Question 15

Translation is

Answer 15

the process of decoding rna

Question 16

Enzymes

Answer 16

are proteins used to speed up reactions

Question 17

Fovea

Answer 17

is a depression in the retina, centre in field of vision and area of best vision

Question 18

Anti bodies are

Answer 18

immunoglobulin proteins used to fight infections and foreign objects and induce immune responses

Question 19

Vitamins

Answer 19

are a group of organic compounds essential for growth and required for healthy diet

Question 20

Osteoporosis

Answer 20

is low bone density and weak bones can be called brittle bones