Atoms-isotopes-ions

  Read the following section of Openstax Biology Text, 2-1-atoms-isotopes-ions-and-molecules-the-building-blocks: https://openstax.org/books/biology-2e/pages/2-1-atoms-isotopes-ions-and-molecules-the-building-blocks and submit a summary of more than 500 words.   Also answer review questions and critical thinking questions.