BIOL301

Quiz 1

Fill-in the blanks

1. Tissues may function together as cells.
2. Glands that produce hormones belong to the endocrine system.
3. The eyes are located superior & lateral to the nose.
4. Normal body function maintains a state of internal balance called homeostasis.
5. The basic units of elements are atoms.
6. A mixture of solute dissolved in solvent is called a solution.
7. Blood has a pH of 7.35 to 7.45. Gastric juice has a pH of about 2.0. The more alkaline fluid is blood.
8. Proteins that catalyze metabolic reactions are called enzymes.
9. The part of the cell that regulates what can enter of leave is the plasma membrane.
10. Distinct segments of DNA that code for specific proteins are called genes.
11. The cytosol and organelles make up the cytoplasm.
12. If Solution A has more solute and less water than Solution B, then Solution A is a higher solute concentration to Solution B.
13. Mechanisms that require energy to move substances across the plasma membrane are called active transport mechanisms.
14. A group of similar cells arranged in a characteristic patter is called a tissue. 15. Glands that secrete their products directly into the blood are called endocrine glands.
16. Tissue that supports and forms the framework of the body is called connective tissue.
17. A tumor that is confined to a local area and does not spread is a benign tumor. 18. The removal of a living tissue for the purpose of microscopic examination is called a biopsy.
19. An inadequate diet may result in nutritional disorders such as scurvy.
20. The study of the cause of any disease or the theory of its origin is etiology.
21. An opportunistic infection attacks an individual already weakened by disease.
22. Mycotic infections are caused by fungi.
23. Certain molds and soil bacteria produce bacteria-killing substances called