Food and Biomolecules

what does nutrition mean?

• the way organisms obtain and use food

• the way organisms obtain food

• the way organisms breakdown food

which of the following are water soluble vitamins

• A

• B

• C

• D

• E

what nutrients are present in carbohydrates?

• carbon, hydrogen, oxygen

• carbon, hydrogen, oxygen, nitrogen

• carbon, hydrogen, nitrogen

why is water essential for life?

• medium for metabolic reactions

• stay hydrated

• transport

• environment in which many organisms live

how many amino acids does a polypeptide have

• <50

• >200

• <200

which of the following is an anabolic reaction?

• respiration

• photosynthesis

• digestion

what is cellulose

• monosaccharide

• metabolic polysaccharide

• structural polysaccharide

what is the deficiency disease of vitamin D

• scurvy

• anaemia

• rickets/osteomalacia

what is a phospholipid

• lipid containing glycerol, 2 fatty acids and phosphate

• lipid containing gycerol, 3 fatty acids and phosphate

• lipid containing glycerol and phosphate

what is the test for the presence of protein

• benedicts test

• iodine

• biuret test

• fehlings test