Answer:
Description of the rocks coloring
Explanation:
Description of the rocks coloring is an example of qualitative, rather than quantitative, data.
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I'm going to go with A. This is because the population of frogs is definitely decreasing, as they are loosing food. Also, the frogs are prey for the snakes, and if there are no frogs for the snakes to eat, the population of snakes can go down, too.
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So that other people can replicate the experiment.
if someone does an experiment and finds something interesting, they might publish the details of the experiment, so that other scientists may replicate it and verify that the experiment is real.
Answer: it helps with the liver, your kidneys and lungs
Explanation: The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body. The dual function of excretory systems is the elimination of the waste products of metabolism and to drain the body of used up and broken down components in a liquid and gaseous state. In humans and other amniotes (mammals, birds and reptiles) most of these substances leave the body as urine and to some degree exhalation, mammals also expel them through sweating.
