Bio Chem

Question 1

Properties of Lipids

Answer 1

Greasy in texture
Liquid or Solid @ room temp
Water insoluble
long term energy

Question 2

Characteristics / functions of proteins

Answer 2

• build & repair muscle
  -chief building blocks of life
  -make up bones and muscles
  -immune defense & blood clotting
• initiate and assist in every chemical reaction in the body

Question 3

Enzyme process

Answer 3

-substrates attach to active site of an enzyme to form an enzyme substrate complex
-lowers activation energy for reaction
-once products form, enzyme relaeses them

Question 4

factors affecting enzyme activity

Answer 4

-temperature
-ph level
-salt concentration

Question 5

Polysaccharides

Answer 5

starch-plants store excess sugar
glycogen-animals store extra sugar
cellulose-gives plants rigidy/strength; found in cell walls