Answer: True
Explanation:
Earth's south pole and the magnetic south are not the sole cause but an important element to why Earth is a magnet. "The south magnetic pole is the point on Earth's Southern Hemisphere where the geomagnetic field lines are directed vertically upwards. The Geomagnetic South Pole, a related point, is the south pole of an ideal dipole model of the Earth's magnetic field that most closely fits the Earth's actual magnetic field."
<span>a and c could be true
Animals don't have peace treaties with each other and the other two options would both allow a population to increase in size.</span>
Anaerobic exercise is one situation that would cause a buildup of lactic acid in human muscle cells. As the cells switched over from aerobic respiration to fermentation in order to produce ATP, lactic acid would be produced in relatively large quantities as a byproduct. This allows NADH and FADH2 electron carriers to be oxidized without the electron transport chain and would allow Glycolysis to continue.
There are four main types of tissue<span>: muscle, epithelial, connective and nervous. Each is made of specialized cells that are grouped together according to structure and </span>function<span>. Muscle is </span>found<span> throughout the </span>body <span>and even includes organs such as the heart. Our outer layer of skin is epithelial </span><span>tissue.</span>