Which of these is a function of the digestive system? A.
transports nutrients to other organs
B.
eliminates nondigestible waste
C. regulates blood flow
D.
builds big molecules from smaller molecules

You find a mysterious, dull substance on the ground and pick it up for a closer look. it is powdery, very light, and soft to the touch. the substance is most likely i. an organic mineral ii. a metallic mineral iii. a nonmetallic mineral i only ii only iii only i and ii i and iii