(Question)
Answer the following question given this paragraph: 3. Sponges have specialized cells called collar cells. Describe how collar cells are specialized for the functions they serve. Q: What are the specialized cells of sponges called? Choices: - plant cells - helper cells - t cells - collar cells A:
(Answer)
collar cells

(Question)
Answer the following question given this paragraph: 27.5 Single Slit Diffraction Light passing through a single slit forms a diffraction pattern somewhat different from those formed by double slits or diffraction gratings. Figure 27.21 shows a single slit diffraction pattern. Note that the central maximum is larger than those on either side, and that the intensity decreases rapidly on either side. In contrast, a diffraction grating produces evenly spaced lines that dim slowly on either side of center. Q: What kind of lines does a diffraction grating produce? Choices: - nearly spaced lines - properly spaced lines - randomly spaced lines - evenly spaced lines A:
(Answer)
evenly spaced lines

(Question)
Answer the following question given this paragraph: heterotrophic animal that eats only or mainly insects. Q: What type of animal that eats only or mainly insects? Choices: - anaerobic - invertebrates - herbivores - heterotrophic A:
(Answer)
heterotrophic