Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.