Question

unit 1 review quiz
question 8 (1 point) saved
positive feedback systems
operate in such a way that the initial stimulus is enhanced and increases
operate in such a way that the initial stimulus is shut off or reduced
involve blood clotting and the birthing of a baby, and operate in such a way the initial stimulus is enhanced and increases
involve blood clotting and the birthing of a baby
involve blood clotting and the birthing of a baby, and operate in such a way the initial stimulus is shut off or reduced
question 9 (1 point) saved
the building blocks of all matter are known as ________.
organs
organ systems
tissues
atoms
cells

Explanation:

Answer:

(8) involve blood clotting and the birthing of a baby, and operate in such a way that the initial stimulus is enhanced and increases
(9) atoms