Which system protects the body from harmful bacteria, sunlight, and injury? skeletal system muscular system integumentary system nervous system user: the is the outer layer of the skin, which makes the body waterproof, gives it color, and to maintain hydration levels.

Apart of the periodic table is shown. a portion of the sixteenth and seventeenth columns of the periodic table is shown. column 16 reads eight oxygen, 16 sulfur, and 34 selenium. column 17 reads nine flourine, 17 chlorine, and 35 bromine. which of the following elements is less reactive than the others? bromine (br) oxygen (o) selenium (se) sulfur (s)

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?