• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/25

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

25 Cards in this Set

  • Front
  • Back

What is nutrition?

Nutrition is the way organisms obtain and use food.

Why is food (Nutrition) required?

For metabolism and the continuity of life.

Name 6 non-metal elements in food.

Carbon, Hydrogen, Nitrogen, Sulfur, Phosphorous, Oxygen.


Name 5 elements present in food, that are present in bodies of dissolved salts.

Sodium, Magnesium, Potassium, Chlorine, Calcium.

What name is given to the simplest of carbohydrates?

Saccharide (Sugar unit)

Name a catabolic process that produces Saccharides?

Amylase turns starch into maltose.

Name a structural polysaccharide in plants.

Cellulose ( Plant cell walls)

Give 2 functions of minerals in plants and animals.

Magnesium: Formation of Chlorphyll




Calcium : Formation of bones and teeth

Name a fat soluble vitamin.

Vitamin D ( Inefficiency = Rickets )

How does a phospholipid differ from a fat?

Phospholipid = 1 glycerol, 2 fatty acid and phospholipid .




Fat = 1 glycerol and 3 fatty acids.

Is A ---> B+C+D catabolic or anabolic?

Catabolic ( Breaking down of complex molecules to form simpler molecules, releasing energy)

What Carbohydrate is always found in DNA?

DeoxyRibose

What is a biomolecule?

Organic Chemicals produced and found in living organisms

List 4 biomolecules.

Lipids, Carbohydrates , proteins and vitamins

What is general formula for carbs?

Cx (H2O) y

Name 2 Monosaccharides and 2 DiSaccharides.

Mono: Glucose and Fructose




Di: Maltose (GLucose + GLucose)


Sucrose ( Glucose + Fructose)

What is a Triglyceride?

3 fatty acids and 1 glycerol molecule.

What is a phospholipid?

Fats that are composed of one glycerol and 2 fatty acids and 1 phosphate

How are Proteins classified? Name 2 classifications of proteins.

By their shape,


Fibrous and Globular.



Differ between Fibrous and Globular Proteins.

Globular: Long chains of amino acids with lots of folding.




Fibrous: Long straight chains of amino acids with little folding.

Give 2 metabolic functions of proteins.

Enzymes made from protein, they speed up chemical reactions




Hormones made from protein, they regulate metabolism




Antibodies made from protein

Why is water needed?

Medium for chemical reactions.




Solvent.




Transport.

Name 2 categories of metabolism

Anabolic , Catabolic


(Cat breaks it down, big into small)


(Ana builds it up, small to big)

Does catabolic or anabolic release energy?

Catabolic.

Give 2 examples of catabolic and anabolic reactions.

Ana: Photosynthesis & Protein Synthesis (Uses energy)




Cat: Respiration & Digestion: ( Releases energy)