Which of the following is an important part of scientific methods? Select all correct answers. formulating conclusions
making hypotheses
traveling to distant places
performing experiments

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.

What class of levers is shown in this image?

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.