A substance called DNA (DeoxyriboNucleic Acid) contains the instructions for life.
DNA is the substance within every living cell that contains the instructions for life.
pure substance
A substance which contains iron(Fe) and is able to conduct electricity.
epsom salts ;)
The granum (stacked thylakiods) in a chloroplast.
A pure substance is one which contains only that substance and nothing else. An impure substance contains other substances in varying amounts.
A substance called DNA (DeoxyriboNucleic Acid) contains the instructions for life.
DNA is the substance within every living cell that contains the instructions for life.
DNA is the substance within every living cell that contains the instructions for life.
A substance that contains no acid.
A substance that contains only one type of atom is called an "element".
A single substance has one phase.
A substance which contains iron(Fe) and is able to conduct electricity.
pure substance
Any substance that contains two or more elements chemically bound is a compound.
epsom salts ;)