Biology

What is most of the oxygen that enters the human body taken in through?

More Questions from Biology
Which of these plants would most likely be found around a pond's edge?
Reveal Answer
What is the name of the largest shark?
Reveal Answer
What stage of cell reproduction during Mitosis occurs last?
Reveal Answer
Which of the following is the smallest?
Reveal Answer
What fluid-filled sac surrounds the human embryo?
Reveal Answer
Which characteristic means moving from place to place?
Reveal Answer
What are the tiny blood vessels that connect arteries and veins?
Reveal Answer
What do you count on a tree to tell how old it is?
Reveal Answer