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Health, 21.06.2019 16:40
Abanana can be an excellent source of potassium in our diet. there is a naturally occurring, long-lived, radioactive isotope of potassium, 40-19k, which has a natural abundance of 0.0117% and a half-life 1.27 billion years. estimate the activity of a typical banana due to this potassium isotope assuming that most of the mass is in stable potassium.
Answers: 1
Health, 22.06.2019 10:00
What are your thoughts on nonhuman trials? do you feel that testing should be done on animals? what are the advantages and disadvantages with nonhuman trails?
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Health, 23.06.2019 05:00
Which of the following statements about communication is most accurate
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Health, 23.06.2019 08:30
Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases
Answers: 1
Barrier methods of birth control are more effective than hormonal methods. select the best answer f...
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