IGCSE Science - Biology: Nutrition

lipid

A(n) is what is commonly know as a fat or oil.

Nitrogen

All proteins contain (N) and some also contain Sulfur (S)

Nutrition

is the taking in of nutrients (organic substances and mineral nutrients) that contain the raw materials or energy needed by the organism.

Fats

are solid at room temp, whereas oils are liquid, both they both have similar structure.

Carbohydrate molecules

are made up of small basic units called simple sugars.

fatty acids

There are 3 in each lipid, and the acids differ in different lipids.

Protein molecules

are made up of long chains of amino acids linked together.

Plant nutrition

does not include taking in organic substances because plants make their own carbohydrates using photosynthesis.

Nutrition

is one of the 7 characteristics of living organisms.

Lipid

are important in forming cell membranes and many other molecules such as fats in storage cells.