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Biology- 6th Year > Food > Flashcards

Food Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Structural role of:
1. Carbohydrate (biomolecule)
2. Lipid (biomolecule)
3. Cellulose
4. Chitin

A
  1. Component of cell wall
  2. Component of membrane
  3. Plant cell wall
  4. Fungi cell wall
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2
Q

Metabolic role of:
1. Protein
2. Lipids

A
  1. Enzymes
    pH regulation
    Antibodies
  2. Energy source
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3
Q

Carbohydrate general formula

A

Cx(H2O)Y

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4
Q

Metallic element in haemoglobin

A

Iron(Fe)

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5
Q

Named Trace elements

A

Iron(Fe)
Copper(Cu)
Zinc(Zn)

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6
Q

Approx % of water(H20) in Human cell

A

70-95%

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7
Q

Hydrogen/Oxygen ratio in carbs

A

2:1

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8
Q

Definition + eg of
1. Monosaccharide
2. Disaccharide
3. Polysaccharide

A
  1. One Sugar
    Glucose
  2. Two Sugars
    Maltose
  3. Multiple sugars
    Starch, Glycogen, Cellulose
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9
Q

Element in proteins
(not in carbs or fats)

A

Nitrogen

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10
Q

Name/ role of plant minerals

A

Magnesium, Calcium, Copper
- To form component of cell walls
- Necessary for osmosis
- Essential for chlorophyll

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11
Q

Elements found in all proteins

A

Carbon (C)
Hydrogen (H)
Oxygen (O)
NItrogen (N)

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12
Q

Element sometimes found in proteins

A

Phosphorous (P)
Sulphur (S)

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13
Q

Amount of common amino acids found in proteins

A

20

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14
Q

Named fibrous proteins

A

Keratin
Myosin
Collagen

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15
Q

Sources of protein in diet

A

Meat
Fish
Dairy

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16
Q

Alkene used to ripen fruit

A

Ethene

17
Q

Diet changes that prevent culinary heart disease

A

Saturated fat reduction
Reduce salt intake
Reduce alcohol intake

18
Q

Difference between fats and salts at room temp

A

Fats are solid
Oils are liquid

19
Q

Difference between a triglyceride and a phospholipid

A

Triglyceride has 3 fatty acids and no phosphate
Phospholipid has 2 fatty acids and a phosphate

20
Q

Fat soluble vitamins
+ deficiency disorders

A

A - Night blindness
D - Rickets
E - Poor nerve impulse conduction
K - Inability to clot blood

21
Q

Elements present in dissolved salts

A

Sodium (Na)
Calcium (Ca)
Magnesium (Mg)

Biology- 6th Year (22 decks)

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