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Flashcards in biochemistry Deck (24):
1

4 main organic compounds

carbohydrates, proteins, lipids, and amino acids

2

Carbohydrates contains what elements?

C, H, O (Carbon, hydrogen, oxygen)

3

Where can carbohydrates be found?

In food--pasta, energy drinks, bread, cereal, rice, roots, potatoes, fruit, sugar, vegetables

4

What is a carbohydrate?

It's the main source of enegey in our bodies.

5

What are the subunits of carbohydrates?

simple sugars (monosaccharides) and complex sugars (disacchrarides and polysacchrides)

6

What is the chemical formula for a carbohydrate?

C(little 6)H(little 12)O(little six) in a 1:2:1 ratio

7

Proteins are made of what?

Amino acids

8

What are the subunits of a protein?

Amino acids

9

What does a protein contain?

C, H, O, N (CHON)

10

Specialized proteins are called what?

enzymes

11

What does an enzyme do?

speeds up chemical and biological reactions, catalyst

12

Where is protein found?

food--meat, eggs, milk, peanuts, beans, seeds

13

Amino acid + amino acid + amino acid = ?

protein= a long chain of amino acids (represents peptide bond)

14

What are proteins needed for?

cell growth and maintence-- build and repair

15

Are lipids polar?

no, they are non-polar.

16

Where are lipids found?

in fats, grease, wax, and oil

17

What does a lipid contain?

C, H, O

18

A lipid provides:

insulation, protection, long term energy storage, cell membranes, and nuclear membranes

19

What is a lipid made of?

glycerine molecule and three fatty acids

20

What are the subunifs for a lipid?

3 fatty acids

21

Where are nucliec acids found?

the nucleus

22

What does nucleic acid make?

DNA, RNA, ATP which equals genetic materkal

23

What does nucleic acid contain?

C, H, O, N, P

24

What are the subunits of nucleic acids?

nucleotides