BIOL 102 Quiz 1

BIOL 102 Quiz 1 Liberty University​

BIOL 102 Quiz 1 Science and Chemistry of Life

1. A systematic way of obtaining knowledge about the natural world is ____.
2. When the body is exposed to dangerously low temperatures, shivering and surface capillary vasoconstriction occur. This is an example of
3. Which form of organization is classified between cell and organ?
4. Homeostasis refers to ____.
5. Atoms or clusters of atoms that are covalently bonded to carbon and influence the behavior of organic compounds are known as
6. A protein combined with cholesterol in the blood is an example of a(n) ____.
7. Each carbon atom can share pairs of electrons with as many as ____ other atoms.
8. Fats that stay liquid at room temperature are ____.
9. Which carbohydrate, found only in plants, is indigestible by humans?
10. A protein inside cells that speeds up the rate of a chemical reaction is a(n) ____.
11. Which protein binds and releases oxygen molecules?
12. A dissolved substance in water is a(n)____.
13. The atomic number denotes the number of ____ in an atom of a particular element.
14. Which part of the amino acid helps to determine its chemical properties?
15. The most abundant lipids in the body are ____.
16. What level of protein structure is associated with the folding of coils and sheets to form a hollow region through which substances can move into and out of cells?
17. The blending of two or more kinds of molecules is a(n)____.
18. Which of the following is composed of a 1:2:1 ratio of carbon to hydrogen to oxygen?
19. The process by which the movement of internal bonds converts one type of organic compound into another is
20. What is the process called whereby a researcher can manipulate the conditions under which observations are made?
21. The type of bond that exists between amino acids in a protein is a(n) ____ bond.
22. Which statement is true of water?
23. How do hydrophilic molecules interact with water?
24. Define homeostasis and explain the concept using the example of how we regulate our body temperature.
25. What is a free radical? According to our text, what type of nutrient helps to destroy them?

Other sets

1. The first step of the scientific method is to ____.
2. When the body is exposed to dangerously low temperatures, shivering and surface capillary vasoconstriction occur. This is an example of
3. Homeostasis refers to ____.
4. Which feature of life is the ability to maintain a stable internal state?
5. A pure substance that cannot be broken down into another substance is known as a(n) ____.
6. Which of the following is composed of a 1:2:1 ratio of carbon to hydrogen to oxygen?
7. Which protein binds and releases oxygen molecules?
8. The bonding of two or more atoms creates a(n) ____.
9. Isotopes of an element are different from the most common standard form due to differences in the
10. Which part of the amino acid helps to determine its chemical properties?
11. A protein combined with cholesterol in the blood is an example of a(n) ____.
12. A lipid is a(n) ____.
13. Each carbon atom can share pairs of electrons with as many as ____ other atoms.
14. The structural building blocks for proteins are ____.
15. Fats that stay liquid at room temperature are ____.
16. What fat is the building block for cell membranes?
17. Animals store carbohydrates in the form of ____.
18. What level of protein structure is associated with the folding of coils and sheets to form a hollow region through which substances can move into and out of cells?
19. Positron emission tomography (PET) utilizes ____ to yield results of a scan.
20. Which term refers to all parts of Earth where organisms live?
21. Which class of fats is used to synthesize various vitamins and hormones?
22. If a chlorine atom has 7 electrons in its outer energy level, which of the following is true about chlorine?
23. During an hydrolysis reaction, ____.
24. Define homeostasis and explain the concept using the example of how we regulate our body temperature
25. Briefly explain apoptosis. What happens when it does not occur?

Set 1

1. A protein combined with cholesterol in the blood is an example of a(n) .
2. The heart muscle belongs to which group?
3. Which feature of life is the ability to maintain a stable internal state?
4. Atoms or clusters of atoms that are covalently bonded to carbon and influence the behavior of organic compounds are known as .
5. The atomic number denotes the number of in an atom of a particular element.
6. The most basic level of organization is the .
7. Animals store carbohydrates in the form of .
8. Which element is not one of the four most common elements found in organisms?
9. A protein inside cells that speeds up the rate of a chemical reaction is a(n) .
10. The bonding of two or more atoms creates a(n) .
11. What fat is the building block for cell membranes?
12. The most abundant lipids in the body are .
13. Which of the following is composed of a 1:2:1 ratio of carbon to hydrogen to oxygen?
14. Which carbohydrate, found only in plants, is indigestible by humans?
15. What level of protein structure is associated with the folding of coils and sheets to form a hollow region through which substances can move into and out of cells?
16. Homeostasis refers to .
17. During a synthesis reaction, glucose and fructose combine to form .
18. Which protein binds and releases oxygen molecules?
19. An acid is a substance that donates a(n) .
20. Radioisotopes .
21. Covalent bonds .
22. A substance that gives up an electron to a free radical is a(n) .
23. Which type of bond is responsible for the linking together of atoms within a water molecule?
24. Explain the difference between historical and experimental science
25. According to our text, why are radioisotopes useful as a tracer to find cancer?

Set 2

1. A lipid is a(n) ____.
2. ​Plants store large amounts of carbohydrates in the form of ____.
3. ​Which part of the amino acid helps to determine its chemical properties?
4. ​Atoms or clusters of atoms that are covalently bonded to carbon and influence the behavior of organic compounds are known as ____.
5. The heart muscle belongs to which group?​
6. The first step of the scientific method is to ____.​
7. ​What fat is the building block for cell membranes?
8. ​Isotopes of an element are different from the most common standard form due to differences in the ____.
9. The most basic level of organization is the ____.​
10. ​The atomic number denotes the number of ____ in an atom of a particular element.
11. ​Which protein binds and releases oxygen molecules?
12. ​The structural building blocks for proteins are ____.
13. ​A nucleotide is composed of at least one sugar, one phosphate group, and ____.
14. Homeostasis refers to ____.​
15. ​There are how many different types of amino acids?
16. ​The bonding of two or more atoms creates a(n) ____.
17. A systematic way of obtaining knowledge about the natural world is ____.​
18. ​During a synthesis reaction, glucose and fructose combine to form ____.
19. Which feature of life is the ability to maintain a stable internal state?​
20. ​The process by which the movement of internal bonds converts one type of organic compound into another is ____.
21. ​Which class of fats is used to synthesize various vitamins and hormones?
22. ​Which type of bond is responsible for the linking together of atoms within a water molecule?
23. ​During an hydrolysis reaction, ____.
24. ​The sequence of amino acids in a protein represents its ____.
25. Explain the concept of homeostasis using the example of how we regulate our body temperature.