Devry BIO135 Midterm Exam ANSWERS

BIO 135 Midterm Exam ANSWERS

Question :

(TCO 1) The most effective control subjects in a test of an experimental treatment are those that are __________________________ .

Points Received:

4 of 4

2.

Question :

(TCO 1) Each of the following is a testable hypothesis, EXCEPT which of the following?

Points Received:

4 of 4

3.

Question :

(TCO 2) If the heat of vaporization for water is 540 cal/g, how many kilocalories are released when 5.0 g of steam is converted to liquid at 100° C?

Points Received:

4 of 4

4.

Question :

(TCO 2) The formation of a gas from a liquid is known as which of the following?

Points Received:

4 of 4

5.

Question :

(TCO 2) One cup of kidney beans contains 15 g of protein. If protein has a caloric value of 4 kcal/g, how many kcal are obtained from the protein in the beans?

Points Received:

4 of 4

6.

Question :

(TCO 3) The octet rule indicates that _____________________ .

Points Received:

4 of 4

7.

Question :

(TCO 3) In ionic compounds, ________ lose their valence electrons to form positively charged ________.

Points Received:

4 of 4

8.

Question :

(TCO 3) The reaction of carbon with oxygen to produce carbon monoxide is an example of which class of reaction?

2C + O2 –> 2CO

Points Received:

4 of 4

9.

Question :

(TCO 3) What is the molar mass of copper(II) sulfate, CuSO4?

Points Received:

4 of 4

10.

Question :

(TCO 3) Which of the following is a chemical change?

Points Received:

4 of 4

11.

Question :

(TCO 3) Any reaction that releases 150 kcal of energy can be classified as ________.

Points Received:

4 of 4

12.

Question :

(TCO 3) Given the following endothermic reaction at dynamic equilibrium…

NH4Cl NH4+ + Cl-

…what change will shift the equilibrium to the right (make more products)?

Points Received:

4 of 4

13.

Question :

(TCO 4) According to the Bronsted-Lowry definition, ________________________ .

Points Received:

4 of 4

14.

Question :

(TCO 4) The [H3O+] of a solution with is ____________________ .

Points Received:

4 of 4

15.

Question :

(TCO 5) Cellulose differs from starch in that _______________________________________ .

Points Received:

4 of 4

16.

Question :

(TCO 5) The tertiary structure of a polypeptide refers to _______________ .

Points Received:

4 of 4

17.

Question :

(TCO 6) In a hypotonic solution, an animal cell will _____.

Points Received:

4 of 4

18.

Question :

(TCO 6) Information is transferred from the nucleus to ribosomes via ______.

Points Received:

4 of 4

19.

Question :

(TCO 7) Where in the cell does glycolysis occur?

Points Received:

4 of 4

20.

Question :

(TCO 7) During cellular respiration, the energy in glucose is ______.

Points Received:

4 of 4

21.

Question :

(TCO 7) What waste product does yeast produce, under anaerobic conditions?

Points Received:

4 of 4

22.

Question :

(TCO 7) Aerobic cellular respiration generates about ______ ATP from one glucose.

Points Received:

4 of 4

23.

Question :

(TCO 7) In fermentation, ______ is ______.

Points Received:

4 of 4

24.

Question :

(TCO 7) The waste products of cellular respiration include ______.

Points Received:

4 of 4

25.

Question :

(TCO 7) Metabolism refers to ______.

Points Received:

4 of 4

26.

Question :

(TCO 6) How are plant cells similar to animal cells? To bacterial cells?

Points Received:

5 of 5

27.

Question :

(TCO 3) Calculate the molar mass of magnesium chloride, MgCl2. Show your work!

Points Received:

5 of 5

28.

Question :

(TCO 3, 6,7) Compare fermentation and aerobic cellular respiration. Include details regarding the reactions that take place, and the location in the cell where these reactions occur.

Points Received:

10 of 10