What does an energy pyramid represent? by a food web and energy pyramids

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen