When people exercise, their body cells build up more waste quickly. which two body systems work
together to remove these wastes from their cells?
(1) immune and endocrine (3) respiratory and circulatory
(2) digestive and skeletal (4) circulatory and digestive

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Several billion years ago which gas was the least prevailant in the atmosphere

Aresident is five feet tall. what is the measurements in iches