5.which of the following organelles is the control center of a cell? a. mitochondrion b. ribosome c. nucleus d. chloroplasts? i will mark branliest  (if you are correct)

Wht happens as electrons in the electron transport chain release their energy

The earth's polarity has switched many times through history as evidence by what wh the earth clorets he has switched many times throughout history as evidence by what

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production