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Chemistry of Life

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Chemistry of Life Chapter 2 100 Atoms A proton has this type of charge. Positive 200 Atoms The cloud around a nucleus consists of these negatively charged particles. – PowerPoint PPT presentation

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Title: Chemistry of Life


1
Chemistry of Life Chapter 2
2
Atoms Proteins Carbs Lipids Misc.
100 100 100 100 100
200 200 200 200 200
300 300 300 300 300
400 400 400 400 400
500 500 500 500 500
3
100 Atoms
  • A proton has this type of charge.
  • Positive

4
200 Atoms
  • The cloud around a nucleus consists of these
    negatively charged particles.
  • Electrons

5
300 Atoms
  • The nucleus of an atom consists of these two
    types of particles.
  • Protons and neutrons

6
400 Atoms
  • This is the term for an atom whose outer electron
    energy level is filled.
  • Stable

7
500 Atoms
  • If an element has an atomic number of 20 and an
    atomic mass of 40, it will have this many
    neutrons.
  • 20

8
100 Proteins
  • These are the building block of proteins.
  • Amino acids

9
200 Proteins
  • Name two types of foods where we might find
    protein.
  • Fish, eggs, meat, and nuts

10
300 Proteins
  • Name two functions of proteins.
  • Speed up chemical reactions, protect the body
    from foreign invaders, build muscle, and make up
    structures for cell movement.

11
DOUBLE JEOPARDY
  • Enzymes act as _______________ on reactions.
  • Catalysts

12
500 Proteins
  • This is the term for the substance affected by an
    enzyme.
  • Substrate

13
100 Carbohydrates
  • These are the building blocks of carbohydrates.
  • Monosaccharides

14
200 Carbohydrates
  • Starch is an example of this type of
    carbohydrate.
  • Polysaccharide

15
300 Carbohydrates
  • Name two examples of monosaccharides.
  • Glucose, fructose, and galactose

16
400 Carbohydrates
  • This is the C, H, O ratio of carbohydrates.
  • 1 C 2 H 1 O

17
500 Carbohydrates
  • Plants store glucose in this form.
  • Starch

18
100 Lipids
  • These are the two types of fatty acids.
  • Saturated and unsaturated

19
200 Lipids
  • Name two functions of a lipid.
  • Store energy, form membranes, and serve as
    chemical messengers.

20
300 Lipids
  • The term hydrophobic means this.
  • Water hating.

21
DOUBLE JEOPARDY
  • These are the building blocks of lipids.
  • Fatty acid molecules and glycerol

22
500 Lipids
  • Name a type of hormone.
  • Estrogen, Testosterone

23
100 Misc.
  • This type of bond involves the sharing of
    electrons between two atoms.
  • Covalent

24
200 Misc.
  • This is a weak electrical attraction between
    polar molecules.
  • Hydrogen Bond

25
300 Misc.
  • When water is attracted to other polar surfaces
    it is called_________
  • adhesion

26
400 Misc.
  • A compound with a pH measurement of 3.6 would be
    considered this.
  • Acidic

27
500 Misc.
  • These are the four properties of water that
    result from water being a polar molecule.
  • Capillary action, adhesion, cohesion, surface
    tension

28
Final Jeopardy
  • Atoms
  • Correctly label all parts of the diagram.

E
B
  • A Nucleus
  • B Neutron
  • C Proton
  • D Electron
  • E Electron Cloud

A
C
D
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