Proteins

Question 1

What are enzymes

Answer 1

Smaller insoluble proteins
biological catalysts
produced in every cell
they speed up essential biological reactions

Question 2

What happens if u add a catalyse (manganese oxide) to Hydrogen peroxide

Answer 2

Speed up the rate that hydrogen peroxide breaks down and produces

Question 3

What is an enzyme

Answer 3

a biological catalysts

speed up cellular reactions and remain UNCHANGED in the process

Question 4

What are proteins

Answer 4

long chain molecules
combine together to make long fibres
large insoluble molecules

Question 5

What are hormones

Answer 5

chemical messengers

important in the regulation of processes ie growth and sugar balance in humans

Question 6

what are receptors

Answer 6

found in the cell membrane
specific shape
bind to molecules
trigger a specific change

Question 7

what are antibodies

Answer 7

y shaped proteins
produced by white cells part of immune response
destroy pathogens

Question 8

What would happen if cells did not contain enzymes?

Answer 8

Reactions would occur too slowly for life too exist. Therefore not fast enough for a living organism

Question 9

What are chromosomes

Answer 9

threadlike structures
23 pairs
control features