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6. What is a cell with a well defined nucleus, many membrane covered organelles, and linear DNA.
7. What is the tissue through which plants transport Sugar?
9. What theory says that cells are the basic unit of structure and function in living things? No space.
10. What keeps the cytoplasm inside and allows nutrients in and waste products out? No space.
12. Which type of cell has a cell wall, ribosomes, and circular DNA?
14. Food molecules are broken down to release energy by which organelle?
15. Humans typically maintain a body temperature of 37°C and a fairly constant level of sugar in the blood.

1. Plants that have specialized tissues for carrying minerals, water, or food are classified as what type of plants?
2. An animal with two similar halves that are mirror images of each other would have which type of symmetry?
3. What refers to the series of changes that produces a more complex organism?
4. What is the tissue through which plants transport water?
5. What are all living things made of?
8. What is an animal whose body temperature does not change much, even when the temperature of the environment changes called?
11. What is the process called when an insect develops from an egg to an adult?
13. What is the large membrane-covered organelle that stores water and other liquids in plants?
14. What process ensures that each new eukaryotic cell receives a copy of each chromosome?