Dna exists in the cells of all living organisms and dna proves evolution
Ok so bones is number one
Muscle are number 2
Joints are number 3
And nerves are number 6
Activation energy is the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
for example , striking a match on the side of a matchbox provides the activation energy, in the form of heat produced by friction.
I enjoyed learning about punnet square in school.
