The cytoplasm , because it’s like a fluid that fills in the cell .
Going to say like my teacher told me Thomas Malthus and Charles like two figures who influence Darwins theory’s influence through his book on the population principal Darwin had a parallel thinking in the concept of individual struggle and natural selection
The answer is oil.
The United States' fossil shortage of oil makes the country dependent on outside sources. Mineral oil such as crude oil or commonly known as petroleum came from the ancient fossilized organic materials. This resource is limited. The US is now facing a shortage in oil and becoming dependent to some countries such as middle-east countries.