What is the basic unit of structure and function of living things?

cell

organ

organ system

tissues

During a visit to a hospital, a child receives the oral polio vaccine. He then returns to his distant village. Sometime later a polio outbreak occurs in the village, but the child and his siblings, who had not had the vaccine, are spared.

Which of the following is not one of the classic symptoms of diabetes

Refers to the Mediterranean world, centered around the Mediterranean and Black Sea O Judeo-Christian O Greco-Roman

One of the key factors that pushes the successional process along toward a climax community in aquatic ecosystems is sedimentation.

How is the energy produced by respiration stored? and where is it stored?

What are catalysts that speed up reactions in living things called? A. Biocatalysts B. Enzymes C. Cellular facilitators D. Polymers

Offspring that are genetically unique are the result of mitotic reproduction. vegetative reproduction. asexual reproduction. sexual reproduction.

Are dinosaurs bones biotic or abiotic

Can I change or modify my D. N. A through eating or digesting someone elses hair?

At the end of meiosis 2, How does the DNA in each of the four new cells compare to the DNA from the original cell?