In a chemical reaction, bonds between atoms in the reactants are broken and the atoms rearrange and form new bonds to make the products.
The atoms get rearranged into new substances.
Which scientist first applied DNA Analysis techniques to crime scene evidence?
a)Tommy Lee Andrews
b)Colin Pitchfork
c)Stephen Jones
d)Alec Jeffreys
What is the 2nd step in the process of natural selection?
Answer: Selection proper
Explanation:
it's an anti-chance process, but subject to many constraints