VOLVOX

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VOLVOX
http//video.google.com/videoplay?docid7715024862
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ypesearchplindex9

• FOUND IN PONDS AND DITCHES
• GOOD PROTIST- RECYCLES CARBON
• SWIMS WITH EYE SPOTS SEEKING LIGHT
• COLONY WITH IND. CELLS HELD INSIDE

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4 MAJOR COMPONENTS OF A CELLS

• LIPIDS
• PROTEINS
• CARBOHYDRATES
• NUCLEIC ACIDS

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LIPIDS

• WHAT ARE LIPIDS?
• LIPIDS ARE FAT-SOLUABLE MOLECULES, MEANING THEY
  ARE HYDROPHOBIC

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LIPIDS

• WHAT DO THEY LOOK LIKE?

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LIPIDS

• WHAT KINDS ARE THERE?
• TRIGLYCERIDES FATTY ACIDS (FAT)
• PHOSPHOLIPIDS CELL MEMBRANES
• STEROLS CHOLESTROL

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LIPIDS TRIGLYCERIDES

• UNSATURATED EX - OILS
• SATURATED EX - BUTTER

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LIPIDS - TRIGLYCERIDES

• SO WHAT THE HECK IS TRANS FAT?
• MAN MADE HYDROGENATED FAT
• WORSE THAN SATURATED FAT
• EXAMPLE HYDROGENATED SOYBEAN OIL!!! BAD
  MEDICINE!

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LIPIDS PHOSPHOLIPIDS!

• MAKES UP THE CELL MEMBRANE!
• HYDROPHILIC HEAD, HYDROPHOBIC TAIL

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LIPIDS STEROLS

• CAN CLOTTING BE GOOD?

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SOLUBILITY

• SOLUTE SOLVENT SOLUTION

DISSOLVED INTO ANOTHER SUBSTANCE
DISSOLVING LIQUID
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SOLUBILITY

• THE ABILITY OF A PARTICULAR SOLUTE TO DISSOLVE IN
  A SOLVENT