BIOD 171 / BIOD171 Portage Learning Final Exam Review Latest Essential Microbiology Final Exam Portage Learning

BIOD 171 / BIOD171 Portage Learning Final Exam Review Latest Essential Microbiology Final Exam Portage Learning True/False. A virus is considered a microorganism. - CORRECT ANSWER-False, Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. What is the smallest biological unit of life? - CORRECT ANSWER-A cell What are the four main types of macromolecules found in cells? - CORRECT ANSWER-Proteins, Lipids, Nucleic Acids, Carbohydrates Proteins are formed from various combinations of - CORRECT ANSWER-Amino acids There are how many known forms of amino acids - CORRECT ANSWER-twenty How many amino acids are classified as being essential amino acids? - CORRECT ANSWER-Nine Where can the two major types of nucleic acids be found in the cell? - CORRECT ANSWER-DNA, RNA. Found in the nucleus. What is the role of RNA? - CORRECT ANSWER-RNA , found in the nucleus is capable of leaving the nucleus. RNA is repsponsible for deciphering the hereditary information in DNA and uses it to synthesize proteins. What is the role of DNA? - CORRECT ANSWER-DNA, found in the nucleus contains vast amount of hereditary inforamtion, responible for inhereitable characteristic os living organisms. Complete the following RNA strand, and indicate how many bonds are formed for each complementary pair: 3' GGUCAUCG 5'5' CC AGC 3' - CORRECT ANSWER-3' GGUCAUCG 5'5' CCAGUAGC 3'There are 2 bonds formed between A and U, and 3 bonds between G and C. The plasma membrane - CORRECT ANSWER-Restricts movement of materials in and out of the cell & Prevents essential nutrients from escaping How many carbon atoms are present in glucose? - CORRECT ANSWER-6 True of False: The genetic material within a prokaryotic cell is contained within a membrane-enclosed region. - CORRECT ANSWER-False Only eukaryotic cells contain its genetic material within a nucleus. True or False: Prokaryotic cells can be subdivided into Bacteria and Archaea. - CORRECT ANSWER-True True or False: Archaea is noted for its ability to survive under harsh conditions. Correct! - CORRECT ANSWER-True Archaea can often be found in harsh conditions such as high salt levels, high acid conditions, high temperatures and even oxygenpoor conditions. Which of the following microorganisms are considered to be Eukarya? Select all that apply. - CORRECT ANSWER-Animalia, Plantae, Fungi, Protista Microorganisms classified as Plantae obtain most of their energy by converting [answer1] energy into [answer2] energy. - CORRECT ANSWER-1. Light (sunlight) 2. chemical (sugars) Which of the following are considered Protista? Select all that apply. - CORRECT ANSWER-Algae, Amoeba The function of the ribosome is - CORRECT ANSWER-Protein synthesis True or False: Protista retain a unicellular classification, as they are unable to form tissue layers. - CORRECT ANSWER-True Where are ribosomes located? - CORRECT ANSWER-cytoplasm of prokaryotic cells and in the ER of eukaryotic cells. The combination of the cell membrane and the outer membrane is referred to as the - CORRECT ANSWER-Cell envelope The function of the mitochondria is - CORRECT ANSWER-To produce energy (ATP) True or False. All multicellular microorganisms classified as Animalia are autotropic. - CORRECT ANSWER-False True or False: Metabolism is a controlled set of biochemical reactions that occur in living organisms in order to maintain life. - CORRECT ANSWER-True True or False: Enzymes slow down chemical reactions to conserve energy. - CORRECT ANSWER-False