The model shows a progression of complexity in the human body. ?

What is the correct term for the missing location on the model?
A cell
B organ
C organ system
D tissue

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?