Mark as brainliest and answer all the questions
think and
paramecia that live in freshwater have contractile vacuoles, while those that live
in salt water do not. why do you think this is the case?
where in the cell are might you find proteins? explain why?
where in the cell are might you find lipids? explain.

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power