Sample b is the control group because it’s the group not being tested and being kept the same.
Answer:
known as a system...
Explanation:
digestive system, pulmonary ststem,,....etc.
<span>Epigenesis is the term which says that an organism develops from the fertilized egg by a succession of developmental events that leads to an adult. This theory was first published by Aristotle. It became a well established and accepted theory in the late 18th century.</span>
On this World Meteorological Day, celebrated each year on March 23, we climb far above the Earth for a view of the southern Peruvian coast courtesy of the Landsat 8 satellite. Below the clouds, at the bottom of those canyons, are the Yauca and <span>Acarí </span>Rivers, which drain into the Pacific. As any good meteorologist taking a break from today’s celebrations will tell you, warm air from the equator forms a layer over the cool coastal air here, pushing the clouds into the deep river canyons and covering the Pacific Ocean shore.