Why do cells need to use transport proteins to function? a. transport proteins surround the nucleus for protection. b. transport proteins prevent the cells from dissolving. c. carbohydrates cannot pass directly through the cell membrane. d. nonpolar molecules cannot pass through the cell membrane.

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research.b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research.c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data.d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast