If your good with bio and photosynthesis help a girl out!

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

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

The cluster of developing cells from conception until birth is called an