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Biology Cumulative Exam Study Guide > Biochemistry > Flashcards

Flashcards in Biochemistry Deck (26):
0

pH

Potential hydrogen

1

Buffers

Cells use to regulate cell pH

2

Acid examples

Lemon, citric acid, side, HCL, H2SO2, vinegar

3

Base examples

Bathroom cleaners, soap, detergent, bleach, ammonia

4

Organic substances

Substance comprised of carbon/carbon bonds

5

Carbohydrates

Organic substance
Bread pasta rice

6

Lipids

Organic substance
Oils butter fish beef

7

Proteins

Organic substance
Beef poultry beans nuts

8

Nucleic acid

Organic substance
DNA
RNA

9

Enzyme

Proteins which act as biological catalysts-speeds up rate of chemical reactions

10

Substrate

Substance that reacts with an enzyme

11

Covalent bond

Bonds Carbon atoms

12

Peptide bonds

Bonds amino acids

13

Hydrogen bonds

Bonds nitrogenous bases

14

Polarity

Water has oppositely charged ends

15

Capillarity

Water creeps up thin tubes

16

Three foods that provide protein to humans

Beef
Nuts
Beans

17

Three foods that provide lipids
to humans

Butter
Cheese
Fish

18

Three foods that provide starches

Bread
Pasta
Potatoes

19

Three foods that provide sugars to humans

Fruits
Vegetable
Honey

20

Iodine

Tests for starch

21

Mono do polysaccharide

One two many sugars

22

Protein examples

Hemoglobin
Insulin

23

Carbohydrates examples

Cellulose
Glycogen
Chitin

24

Lipids examples

Fats
Oils
Waxes
Steroids

25

Four different structural protein levels

Primary- amino acids link to form a chain
Secondary- chain forms helix or pleated sheet
Tertiary- helix or sheet bent into complex 3-D shape, held in place by hydrogen bonds
Quaternary