In some capacity, earth scientists study all of the above listed. They focus on ecology (how different organisms function within ecosystems), food chains, climates and weather patterns, aspects of the atmosphere, soil and the Earth's mineral components, farming, and how man's machines both help and hurt the environment.
The answer is going to be somatic
Answer:
Red blood cells and blood plasma do not contain DNA. Red blood cells don't have the DNA containing nucleus and mitochondria. Only white blood cells in blood contain DNA. With blood donation, usually most of the white blood cells are filtered out.
Explanation:
because red blood cells don't have the DNA containing nucleus and mitochondria
Answer:
complement is a system of plasma protiens that can be activated directly by pathogens
