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Bell-Ringer: Open Logbook to Food for Animals AGENDA : NO HW Quiz Corrections by Friday (tutorial). Adds Mass. Does Not Add Mass. When children grow into adults, they gain a lot of mass. What things does a child need to grow?. - PowerPoint PPT Presentation
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• Bell-Ringer: Open Logbook to Food for Animals• AGENDA: NO HW• Quiz Corrections by Friday (tutorial)
Which of these things adds mass to the growing child? Which of these things do not add mass?
Adds Mass Does Not Add Mass
When children grow into adults, they gain a lot of mass. What things does a child need to grow?
• What is the Function of Food for Animals?• Put an X next to the things you think animals use
as food. • _____proteins _______carbohydrates
________carbon dioxide ______fats ______water _____oxygen _______minerals _______vitamins
• Explain your thinking
Group Name
Molecules by number
What are the characteristics that the molecules in the group have in common with each other?
A
B
C
D
• Make a Logbook entry- Food Molecules- 10/11• Read the information about the
molecules in figure 2.1 (taped in your logbook) and answer the questions
• Make a new entry- Food Molecule Questions- 10/11• Glue into your Logbook and then
answer the questions.
• Food Molecule Questions1.What are the 3 major groups of food molecules
recognized by scientists?2. How do these molecules differ from each other?3. What are the two major subdivisions of
carbohydrates?– What is the distinction between the two major
subdivisions?4. How are cellulose and starch similar?5. How do cellulose and starch differ?6. How are starch and glycogen different?
LE 5-5
Glucose Fructose Sucrose
LE 5-6aChloroplast Starch
1 µm
Starch: a plant carbohydrate
LE 5-6bMitochondria Glycogen granules
0.5 µm
Glycogen
Glycogen: an animal carbohydrate
LE 5-8
Cellulosemolecules
Cellulose microfibrilsin a plant cell wall
Cell walls Microfibril
Plant cells
0.5 µm
b Glucosemonomer
LE 5-20a
A chain of amino acids =
a protein
LE 5-20e
IronHeme
CollagenPolypeptide chain Hemoglobin
LE 5-11b
Fat molecule
LE 5-12a
Saturated fat and fatty acid.
LE 5-12b
Unsaturated fat and fatty acid.
LE 5-13
Structural formula Space-filling model Phospholipid symbol
Hydrophilichead
Hydrophobictails
Fatty acids
Choline
Phosphate
Glycerol
Hyd
rop h
obic
tails
Hy d
r op h
ilic
h ea d
Phospholipid: builds cell membranes