Answer:
Carbon is the primary component of macromolecules, including proteins, lipids, nucleic acids, and carbohydrates.
Explanation:
Human and butterflies have a lot in common
1.They both start from an egg
2.The butterflies grows into a caterpillar first and a human starts as a toddler
3.after they adapt and the butterfly starts to become a butterfly and the same Happens to a human after a toddler they be a child.
Mid-ocean ridge<span>. A </span>mid-ocean ridge<span> or </span>mid-oceanic ridge<span> is an underwater mountain range, formed by </span>plate tectonics<span>. This uplifting of the </span>ocean<span> floor </span>occurs<span> when convection currents rise in the mantle beneath the </span>oceanic<span> crust and create magma where two </span>tectonic plates<span> meet at a divergent boundary.</span>
The answer is A continental and Valley
I hope this helped :3