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A quiz with 21 questions related to the topics covered in BIOD 171 Module 1, including macromolecules, cell components, and microorganisms. The quiz includes multiple-choice and open-ended questions, and the correct answers are provided. The document could be useful as study notes or exam preparation for students taking BIOD 171 or a similar course.
Typology: Exams
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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
What is the smallest biological unit of life? Your Answer: A cell 3 / 3 pts
A cell
Macromolecules *
Proteins are formed from various combinations of [answer1] of which there are [answer2] known forms. Your Answer: microbes 2 known forms 0 / 3 pts
1. Amino acids 2. 20 9 Your Answer: 9 How many amino acids are classified as being essential amino acids? 4 / 4 pts
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 - deo 10 / 10 pts
While both DNA and RNA can be found in the nucleus (center of the cell), only RNA is c
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 complemen 3’ GGUCAUCG 5’ 5’ CCAGC 3’ 8 / 10 pts
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
Carbohydrates. Any sugar is acceptable: Glucose, sucrose, fructose, galactose, lactose, maltose, 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
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
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
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
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
3 / 3 pts
Microorganisms classified asobtain most of their energy by converting light energy into chemical energy. Your Answer: Plantae Plantae
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
True or False: A defining characteristic of Protista is the inability of colonies to form tissue layers. 5 / 5 pts
Correct! (^) True False 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
5 / 5 pts
Correct! Correct! Correct! Correct! Correct! G E B A C
Other Incorrect Match Options: D F 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 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
The function of the Golgi is (select all that apply): Lipid synthesis Protein synthesis 10 / 10 pts