Which occurs as part of gas exchange?

oxygen is exhaled

carbon dioxide is inhaled

carbon dioxide diffuses from the trachea to blood in capillaries

oxygen diffuses from alveolar sacs to blood in capillaries

Define energy efficiency in your own words

A blood stem cell can differentiate into only different types of blood cells. what kind of stem cell is this? A: Multi potent B: Totipotent C: Pluripotent D: Uni potent

What is the definition of sodium potassium pump

Why is the history of any part of the ocean floor important

I did an assessment about an hour ago. I need to document it in flowsheets. What button do I click to add the past time?

Lynx feed on rabbits, and the growth curves for these two species fluctuate together. This relationship is an example of a (n) Select one: a. S-shaped growth curve. b. J-shaped growth curve. c. irregular fluctuations. tightly linked cycle.

All cells in the human body are identical true or false

Elements and compounds cannot be broken down into simpler substances by an ordinary process

Your lab instructor gives you a slide containing prepared muscle tissue. how would you identify the type of muscle tissue located on the slide

Describe the various characteristics of the carbon atom that makes possible the building of a variety of biological molecules.