What Kingdom do euglena belong to? What Phylum?

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

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve