Why do people think they are doing you a Favor if they are loving you

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies