C.submarines
We use satellite and sonar today to see the ocean ridges and deep sea diving is impossible unless you have a submarine
The presence of a controlled substance must be proven in both the blood and the organs before it can be considered as a cause of death.
A controlled substance is the one that is prohibited or available under strict regulations by the law of a country or state. These are usually the drugs that can result in addiction or serious diseases in an individual. Such substances are only available for medicinal purposes.
Blood is a red colored fluid present inside the body. It is red due to the presence of a pigment called hemoglobin. The blood is responsible for the transport of substances across the whole body, like oxygen, hormones, carbon dioxide, waste material, etc.
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Answers: A. (DNA replication is semiconservative), B. (DNA is replicated so that each daughter cell will have half of a DNA molecule), and C. (The cell enters S phase with two copies of each of its chromosomes)
Water and Oxygen.
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Uranium-235 is used. All of the isotopes of the element Uranium are radioactive, but Uranium-235 is the one commonly used. Some also use the radioactive isotope Plutonium-239.
