Algae is eaten by small fish. The small fish is eaten by a larger fish. The large fish is eaten by a shark. What trophic level is the shark?​

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

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 types of rock would most likely contain a fossil? slate granite lava rock limestone