An ecosystem is a community of living organisms plus nonliving factors like soil and rainfall in a given area what is a biome?

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry

What are the formed elements (cell or parts of cell) in blood and what are their functions ?