In response to a decrease in tissue metabolic activity, tissue oxygen concentrations , which causes a(n) . In response to a decrease in tissue metabolic activity, tissue oxygen concentrations , which causes a(n) . increase : active hyperemic response decrease : dilation of the arterioles decrease : increase in tissue ischemia decrease : active hyperemic response increase : constriction of the arterioles

Average annual precipitation and are the two major features that define the biomes on earth.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !