
Vacuoles store water, food, and waste. The endoplasmic reticulum (ER) is a series of tunnels throughout the cytoplasm. They transport proteins from one part of the cell to another. Ribosomes are the protein factories of the cell.
<h3>Hope it helps uh...</h3>
Wow! this si a huge question but analyzing all the datils from ths option you give me I have to say that C option: <span>Heat energy became trapped in the atmosphere by greenhouse gases and was used as an energy source in the building of macromolecules, is the one that gets closer to what the scientists have said recently. Take into account for example, the examinations of Dr. Stanley Millers. I think this can help you</span>
It would be uracil (C)
thymine would be complementary to adenine in DNA but because it is RNA it is replaced by uracil.
An educated guess is the best way to describe hypothesis
Answer:Limiting factor is a factor which can limit the abundance, distribution of the species in an ecosystem this can be a resource, predator or natural disaster. The black swallowtail butterfly feeds on endangered plant named Candy's dropwort. If the plants continue to decrease the population of black swallowtail butterly will also decrease as decrease in the plant population will act as a limiting factor for the growth of butterfly population.
Explanation: