During exercise, metabolism increases in our cells. This will increase the CO2 gas in our blood which will cause low pH (acidic medium). Brain cells are stimulated by this drop in pH and send signals to diaphragm and respiratory system to stimulate respiration. What is the type of feedback? Explain your answer

The eyeball is wrapped in adipose tissue within the orbit. what is the function of the adipose tissue?

Humans have to eat food to get the nutrients that keep us alive, but plants use the sun to power photosynthesis

The periodic table houses noble gas elements in group 18. these elements are highly stable and rarely react with any other elements. what is one possible reason for the stability of the noble gas elements? a. they easily form covalent bonds. b. the compounds that they form with other elements are very unstable. c. their outermost shell has the maximum number of electrons that it can hold. d. they require less activation energy.