What has a double membrane, it's own dna, and creates water, co2, and atp

Match each organ or function with its body system. produces urine large intestine ureters mouth filters blood absorbs nutrients from food

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

What is the correct trna sequence that would match the following mrna sequence.gcgaua