Theme of it will be family roots
Answer:
Thick segments of tissue would not be enough for Annie Dillard's needs.
Explanation:
When Annie refers to "tissue," she is referring to biological tissues that will be used in the new microscope kit that she received from her parents. For it to be possible for her to visualize biological tissues in this microscope, it is necessary that she has "thin segments of fragile tissue," because thick segments of tissue would not allow a good visualization, with details, in her microscope.
Summary. Things are starting to heat up—as they usually do in Act 3. Benvolio and Mercutio are hanging out as usual, trading insults and mocking the Capulets. Trouble materializes in the form of Tybalt, who is trying to find Romeo so he can get back at him for crashing the Capulet party.