1. what element has 81 protons in the nuclei of its atoms?
a. platinum
b. lead
c...
Biology, 21.08.2019 00:40 johnathondevilchil
1. what element has 81 protons in the nuclei of its atoms?
a. platinum
b. lead
c. thallium
d. uranium
Answers: 1
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Witch type of microscope is used to view very small cell components like proteins and dna?
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Which of th following is needed for cellular respiration to occur
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