Since photosynthesis is a process that uses co2 and cellular respiration is the process to create co2, if there aren’t any processes of cellular respiration to create the co2 needed in the photosynthesis, it wouldn’t happen.
A virus that infects and replicates itself within bacteria.
This is called the G1 phase I'm sure.
Tissue(interstitial)fluid
The answer is C.) Sac. More formally known as the amniotic sac. It's also sometimes called the bag of waters.