What are the different processes that can cause evolution in a population?

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

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