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What did Mendels cross pollination of P plants prove?

1) Genes are found on chromosomes in a cell’s of an organism.
2) Cross pollination creates plants with new Characteristics
3) Different offspring of the same parents inherit different Characteristics.
4) Pea plants can have yellow seeds or green seeds.

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

When will le chatelier's principle come into effect? at the beginning of a reaction, when there are only reactants when a reaction has reached chemical equilibrium when a catalyst is added to a reaction mixture when a reaction is occurring but not yet at equilibrium

Identify a specific example for each type of technology