let u=speed of flow
A x v = n x a x u then u = A x v/ n x a
I'm thinking it's D, They have homologous chromosomes.
Answer:Confederation means a group of nations united together, but are not of the same. State governments usually handle the rights and laws for each citizen within it's 'territory'. therefore, your answer should be:
Explanation:
A catalyst is a chemical substance that speeds up chemical reactions by lowering the activation energy.
<h3>What is the activation energy?</h3>
The activation energy of a reaction is the amount of energy required to carry out a chemical reaction.
Proteins are biological catalysts that speed up chemical reactions by lowering their activation energy.
In conclusion, a catalyst is a chemical substance that speeds up chemical reactions by lowering the activation energy.
Learn more about activation energy here:
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