The sun's energy drives which of the following processes? a. volcanic eruptions b. earthquakes c. weather and ocean circulation d. mountain building

Why is excretion necessary to maintain homeostasis?

Which of the following typically characterizes a tropical rainforests

Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.