What is the difference between a pro star and a star ?

Which identifies the main purpose of biological taxonomy?

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.