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Macromolecules: You are what you eat

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Presentation on theme: "Macromolecules: You are what you eat"— Presentation transcript:

1 Macromolecules: You are what you eat

2 CHNOPS… the main elements that make up your body!!!!

3 What are Macromolecules?
Nutrients provide the raw materials required for growth, repair and energy for living things. Macromolecules are polymers. Monomer: 1 molecule Polymer: Many molecules bound together.

4 4 Types of Macromolecules
Carbohydrates: Sugars + Starches Lipids: Fats and Oils Protein: Muscle Tissue Nucleic Acids: Microscopic Genetic Material

5 Identify each example according to type of macromolecule. . .

6 Butter

7 Chicken Breast

8 Bread

9 Fish Filet

10 Pizza Grease

11 Corn Syrup

12 DNA

13 Amoeba Sisters Stop

14 Carbohydrates

15 Monomers = mono-saccharide
sugar – sugar – sugar – sugar – sugar – sugar

16 Function of Carbohydrates
quick energy energy storage structure starch

17 Monosaccharides The monomer of carbohydrates is a single sugar with the chemical formula of C6H12O6 All monosaccharides have the same chemical formula, but different shapes. Examples: Glucose Fructose Galactose

18 Carbohydrates: Disaccharides
Disaccharide = Double sugar. They’re made by joining 2 monosaccharides

19

20 Carbohydrates: Polysaccharides
Polysaccharide = Many sugars This is a long chain of monosaccharides Examples: Starch: Grain Foods Cellulose: Plant fiber

21 WHAT SYNTHESIZES CARBOHYDRATES?

22 Long term energy storage
Lipids Long term energy storage

23 Long term energy storage
Lip = ? Lipids Long term energy storage

24 Long term energy storage
Lip = Fat Lipids Long term energy storage

25 MONOMER = GLYCEROL & FATTY ACID
Glycerol HEAD Fatty Acid TAIL MONOMER = GLYCEROL & FATTY ACID

26 Another way to Illustrate Lipids
Head Tail

27 Lipids Examples fats oils waxes hormones (sex) sex hormones
testosterone (male) estrogen (female)

28 Lipids Function: energy storage cell membrane- hydrophobic
very concentrated twice the energy as carbohydrates! cell membrane- hydrophobic cushions organs insulates body think whale blubber!

29 Lipids Function: energy storage cell membrane cushions organs
very concentrated twice the energy as carbohydrates! cell membrane cushions organs insulates body think whale blubber!

30 Saturated vs. Unsaturated Animal (solid) vs. Plant (liquid)

31 Proteins!

32 MONOMER = AMINO ACID Amino Proteino Amine

33 Function of Proteins in your Body
Hormones Signals from one body system to another (mood swings; growth; immune; metabolism; fight; flight; puberty; menopause; hunger;)

34 Examples: Enzymes Speeds up chemical reactions

35 Muscles

36 Look Mom – I can denature proteins!!!
Denaturing Proteins Look Mom – I can denature proteins!!! Milk protein separates into curds & whey when it is exposed to acids

37 Nucleic acids: Information molecules

38 Nucleic acids Monomer = nucleotide N base
Nitrogen bases I’m the A,T,C,G or U part! phosphate sugar N base

39 Nucleic Acids Function: genetic material stores information
transfers information DNA proteins

40 Nucleotide chains Nucleic acids nucleotides chained into a polymer
phosphate sugar N base Nucleic acids nucleotides chained into a polymer phosphate sugar N base strong bonds phosphate sugar N base phosphate sugar N base RNA

41 Nucleic Acids Examples DNA RNA RNA

42 Answer questions on the back

43 Macromolecule, monomer w/drawing
function, example w/drawing


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