Answer:
Basically, the tendency to maintain a stable, relatively constant internal environment is called homeostasis. The body maintains homeostasis for many factors in addition to temperature. For instance, the concentration of various ions in your blood must be kept steady, along with pH and the concentration of glucose.
Explanation:
Answer:
D. They engulf and destory bacteria.
Explanation:
"Phagocytes are a type of white blood cell that use phagocytosis to engulf bacteria, foreign particles, and dying cells to protect the body."
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I believe the answer is:
Aristarchus
Copernicus
Galileo
In the past, most people believed that the earth is the center of the universe. This teaching is supported by the churches without many people dare to oppose the view. All of the three scientists mentioned above provide proofs that sun is the center of the universe and the earth is just revolved around it.
A body cavity<span> is any fluid-filled space in a multi-cellular organism other than those of vessels (such as blood vessels and lymph vessels). The human </span>body cavity<span> normally refers to the ventral </span>body cavity<span>, because it is by far the largest.</span>