What is the meaty tissue that surrounds bones? (I cannot remember the answer, and I cannot find the answer online, so help please. :/ )

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

Which is not displayed on the graph