Enzymes have an attachment site called the active site for the enzyme and substrate <span>to join.
Happy studying ^-^</span>
<h2>Answer</h2>
Fossils are often found in <u>Sedimentary</u><u> </u><u>rocks</u> because it is formed from the remains of once living things.
<h3>#CarryOnLearning</h3>

A. cerebellum
B. medulla oblongata
Hypertrophy or hypertrophic. Hope that answered your question :)
Nucleotides is the answer: they have a phosphate group, a deoxyribose sugar, and a nitrogenous base.