The crust , mantle, asthenosphere, and core are all part of earths. a. atmosphere, b. biosphere, c. hydrosphere, d. geosphere?

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls

Of your good in bio kusing a series of preliminary observations; pstate a problem developed from these observations, formulate a hypothesis, design an experiment to test the hypothesis

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?