image an amino acid to be a block of LEGO, image a protein being a castle. Imagine how many different castles you can make out of a thousand Lego blocks. Then image how many different castles you can make out of any amount of Lego blocks.
A protein is built out of amino acids, thousands of them (upto 27.000 I believe). Then it is folded in a specific way, to ensure it functions the correct way. Every protein is built with a different combination of amino acids, but because they exist of thousands of amino acids, they can differ alot.
protein and energy.
Living things are alive.
Living things are alive.
protein?
Living things ... including us.
living things have different physical features and different needs to survive.
Yes, they can die.
Do you mean how are living things different from non-living? If yes, living things have cells, give off wastes, and some other stuff.
Different living things excrete in different ways: there is no single way.
Protein nig
Makes up the code for living things
They are LIVING THINGS!