If the producers in a food chain contains 250 kcal of energy, how much energy will be present in the primary consumers? *

Which of these is not a function of some membrane proteins ? a.allowing polar molecules to enter the cell b.recognizing other types of cells c.receiving messeges from other cells b.carrying messages to oher cells

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

The production of cells during mitosis into specialized function is recombination or differentiation