What does the acid do in the stomach along with breaking down food in a monogastric digestive system. A. Extract the water
B. Help absorb the nutrients
C. Kill the unwanted bacteria
D. Secrete the bile

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers