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The half-life of rubidium-87 is 48.8 billion years. What is the length of 6 half-lives? Help me plz
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Biology, 22.06.2019 01:40
Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat
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Biology, 22.06.2019 08:40
Where does the information about where each transcription factor binds originate?
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Biology, 22.06.2019 11:00
What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?
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The half-life of rubidium-87 is 48.8 billion years. What is the length of 6 half-lives? Help me plz...
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