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The most common isotope of oxygen has atomic number 8 and atomic mass number 16. another isotope has two extra neutrons. what are the atomic number and atomic mass number of this isotope?
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Archaebacteria use for movement. celia flagella pili cell walls
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Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine
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Communication and transportation have improved as a result of scientific advancements. select the best answer from the choices provided of mark this and return save and exit next
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Biology, 22.06.2019 22:00
Which of the following statements about brain development and early childhood is true? the brain of a 5 year old is 60 percent the size of an adult brain the overall size of the brain does not increase dramatically from ages 3-15 by the time a child is 3 years of age, the brain is 25 percent of it's adult size the development that occurs inside the brain ends at the onset of adolescence
Answers: 3
The most common isotope of oxygen has atomic number 8 and atomic mass number 16. another isotope has...
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