BIOD 171 Module 1Portage Learning Exam 95/100 Correctly Answered, Exams of Biology

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Correct! False Although viruses are not living and as such are not considered microorganisms, they can, however, be classified as microbes, a more general term that includes microorganisms and viruses. True True/False. A virus is classified as a microbe. 3 / 3 pts

Question 1

BIOD 171 Module 1Portage Learning Exam 95/100 Correctly Answered

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

What is the smallest biological unit of life? Your Answer: A cell 3 / 3 pts

Question 2

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

A cell

Macromolecules *

• A student may also answer: Proteins, Lipids, Nucleic acids and Carbohydrates, but they must answer with all four to be fully correct. Your Answer: At a generalized level, all cells are comprised of macromolecules At a generalized level, all cells are comprised of what? 4 / 4 pts

Question 3

Proteins are formed from various combinations of [answer1] of which there are [answer2] known forms. Your Answer: microbes 2 known forms 0 / 3 pts

Question 4

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Your Answer: 9 How many amino acids are classified as being essential amino acids? 4 / 4 pts

Question 5

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

1. Amino acids 2. 20

Where can the two major types of nucleic acids be found in the cell, and what are their roles? Your Answer: The two majpor types of nucleic acids can be found in the center of the cell, they are the DNA - deoxyribonucleic acid and RNA- ribonucleic acid. DNA has large amount of hereritady information, whereas RNA is responsible of decoding the hereritady information found in DNA and using that information to synthesize proteins 10 / 10 pts

Question 6

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

While both DNA and RNA can be found in the nucleus (center of the cell), only RNA is capable of leaving the nucleus. DNA contains a vast amount of hereditary information and is responsible for the inheritable characteristics of living organisms. RNA is responsible for deciphering the hereditary information in DNA and using it to synthesize proteins.

3’ GGUCAUCG 5’

5’ CCAGUAGC 3’

There are 2 bonds formed between A and U, and 3 bonds between G and C. Your Answer: 3' GGUCAUCG 5' 5' CCAGUAGC 3' 2 bonds Complete the following RNA strand, and indicate how many bonds are formed for each complementary pair: 3’ GGUCAUCG 5’ 5’ CCAGC 3’ 8 / 10 pts

Question 7

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Correct! Contains hydrophobic tails pointing outward Prevents essential nutrients from escaping Is often a triple layer comprised of lipids Restricts movement of materials in and out of the cell The plasma membrane (select all that are true): 5 / 5 pts

Question 8

Carbohydrates. Any sugar is acceptable: Glucose, sucrose, fructose, galactose, lactose, maltose, etc. Also options: Starch, glycogen, cellulose, or chitin Your Answer: Carbohydroges Carbon, hydrogen, and oxygen atoms come together to form what primary macromolecule? Give an example. 5 / 5 pts

Question 9

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Only eukaryotic cells contain its genetic material within a nucleus. False True True of False: The genetic material within a prokaryotic cell is contained within a membrane-enclosed region. 3 / 3 pts

Question 10

Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum (spiral/corkscrew). Your Answer: The 4 basic morphologies are Coccus (round) Bacillus (rod) Vibrio ( curved rod) Spirillum (corkscrew) Describe the 4 basic bacterial morphologies. 4 / 4 pts

Question 11

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Correct! Correct! Correct! (^) Protista Fungi Plantae Animalia Which of the following microorganisms are considered to be Eukarya? Select all that apply. 5 / 5 pts

Question 13

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! False Archaea can often be found in harsh conditions such as high salt levels, high acid conditions, high temperatures and even oxygen- poor conditions. True True or False: Archaea is noted for its ability to survive under harsh conditions. 3 / 3 pts

Question 12

3 / 3 pts

Question 14

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Correct! Correct! (^) Molds Yeast Bacteria Mushrooms A defining characteristic of fungi is the presence of chitin in the cell walls. Which of following also contain chitin? Select all that apply. 5 / 5 pts

Question 15

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Microorganisms classified asobtain most of their energy by converting light energy into chemical energy. Your Answer: Plantae Plantae

True or False: A defining characteristic of Protista is the inability of colonies to form tissue layers. 5 / 5 pts

Question 16

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Lysosomes are membrane-enclosed organelles capable of degrading unwanted cellular debris Waste disposal via hydrolytic enzymes Protein modification and distribution To produce energy (ATP) Protein synthesis Lipid synthesis The function of the lysosome is (select all that apply): 3 / 3 pts

Question 17

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! True False

5 / 5 pts

Question 18

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Identify the following cellular components by matching

the number with the description.

A. Rough endoplasmic reticulum

B. Golgi apparatus

C. Nucleus

D. Cell wall

E. Plasma membrane

F. Centriole

G. Lysosome

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Correct! Correct! Correct! Correct! C G E B A

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! Outer leaflet The cell wall is also known as the 'outer membrane' and does not apply. A capsid is relative to a virus. The outer leaflet is only a partial description of the cell membrane. Cell envelope Capsid Cell wall The combination of the cell membrane and the outer membrane is referred to as the (select all that apply): 5 / 5 pts

Question 19

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Other Incorrect Match Options: D F

The function of the Golgi is (select all that apply): Lipid synthesis Protein synthesis 10 / 10 pts

Question 20

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

Correct! They are heterotropic. False True True or False. All multicellular microorganisms classified as Animalia are autotropic. 2 / 2 pts

Question 21

Quiz Score: 95 out of 100

Portage Learning/BIOD 171 Module 1 Exam 95/100 Correctly

To produce energy (ATP) Correct! (^) Protein modification and distribution Within the Golgi complex proteins are modified and then distributed throughout the cell. Waste disposal via hydrolytic enzymes