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Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
Answers: 1
! 1. the isotope sodium-20 has how many protons? 11 na 22.99 sodium a) 9 b) 10 c) 11 d) 12...
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