In the word intrahepatic, the prefix intra- means the liver.

In the word intrahepatic, the prefix intra- means with in the liver.
The prefix intra means within or inside.
There are prefixes ans suffixes we use before and after the words. Prefixes are used before words and suffixes are used after words. some examples of prefixes are intra-, inter-, un- etc. And some exampls of suffixes are -er, -ish, -able, etc

4. Ancient sandstone beaches become buried deep beneath the Earth’s surface, where they are exposed to extreme heat and pressure.

Explanation:

Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors. Conditions like these are found deep within the Earth or where tectonic plates meet.