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What method did Theodor Schwann use to verify his hypothesis that all living things are composed of cells? (A) He tried to grow an organism from a single cell. (B) He studied literature on the development of cell theory. (C) He built a model of a cell he saw in one type of organism.
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What method did Theodor Schwann use to verify his hypothesis that all living things are composed of cells? • (A) He tried to grow an organism from a single • cell. • (B) He studied literature on the development of • cell theory. • (C) He built a model of a cell he saw in one type • of organism. • (D) He used microscopes to examine the tissues • of many different organisms.
2. The diagram below shows a human brain. What part of the brain is labeled 1 in the diagram? (F) cerebellum (G) cerebrum (H) medulla (I) pons
3) Which of the following accurately states a difference between plant and animal cells? (A) Animal cells have stomata that allow for the exchange of gases. (B) Plant cells have chloroplasts that are sites of chemical reactions. (C) Plant cells have stromal cells that make up connective tissue. (D) Animal cells have chloroplasts that turn glucose into ATP.
4) If you examined a cell under a microscope and found it had a nucleus and other organelles, how would you classify the cell? (F) It is a plant cell. (G) It is an animal cell. (H) It is a eukaryotic cell. (I) It is a prokaryotic cell.
5) A nurse notices that a patient’s blood pressure is higher than the average adult’s blood pressure. What factor could cause this elevated blood pressure? (A) The patient is nervous. (B) The patient avoids salt. (C) The patient is an athlete. (D) The patient lost a lot of blood.