1.1 Macro+micro Nutrients Flashcards
1
Q
What is a macronutrient
A
A nutrient that is required by a living organism in SMALL amounts. e.g Iron, calcium
2
Q
What is a micronutrient
A
A nutrient that is required by a living organism in VERY SMALL amounts. e.g copper, zinc
3
Q
Name 4 macronutrients
A
iron
calcium
phosphate
magnesium
4
Q
What is the function of iron (macronutrient)
A
a component of haemoglobin which is used to carry oxygen in the blood
5
Q
What is the function of calcium (macronutrient)
A
used to strengthen bones and teeth
6
Q
What is the function of phosphate (macronutrient)
A
used to form phospholipids that make up cell membranes
7
Q
What is the function of magnesium (macronutrient)
A
used to form the green photosynthetic pigment chlorophyll
