BIOD 171 Study guides, Class notes & Summaries

BIOD 171 Exam Questions With Answers smallest biological unit of life - ANSWER- cell at a generalized level, all cells are comprised of what - ANSWER- macromolecules How many different types of amino acids are there - ANSWER- 20 essential amino acid - ANSWER- cannot be produced by the body, must be gained from the environment through alternative sources the plasma membrane - ANSWER- is often composed of a bilayer comprised of lipids, contains hydrophobic tails pointing inward c...

Biod 171 Exam 6 Questions With Complete Solutions True or False . Although viruses may contain their genome within an enclosed space ( much like the nucleus of a cell ) , it is considered neither eukaryotic nor prokaryotic . - ANSWER- True Describe the two basic components of a virus . - ANSWER- A has virus ( 1 ) genomic material comprised of either DNA or RNA and ( 2 ) a capsid , a membrane - like protective structure that contains the genetic material , similar to the nucleus of a eukaryotic...

BIOD 171 EXAM 3 EXAM QUESTIONS AND ANSWERS Micrometer (um) - ANSWER- - one-millionth of a meter and is commonly designated at 10 ^-6 meters. - used to measure the size of cells Nanometer (nm) - ANSWER- 10^-9 meters or one-billionth of a meter - measures cellular organelles and viruses What are the two critical factors that influence your ability to see an object? - ANSWER- - resolution and contrast Resolution - ANSWER- the distance between two objects at which the objects still ...

BIOD 171 ACTUAL EXAM QUESTIONS AND ANSWERS True or False Metabolism is a controlled set of biochemical reactions that occur in living organisms in order to maintain life. - ANSWER True True or False Enzymes are polysaccharides that catalyze chemical reactions - ANSWER False What is a cofactor? - ANSWER Small chemical component that assists an enzyme during catalysis reactions. Example of Cofactor - ANSWER Metal ions Anabolism - ANSWER Process of building up or biosynthesis of macr...

BIOD 171 Final Exam Study Guide Questions and Answers 100% Solved What is microbiology the study of? - microbes and their biological processes What is the smallest biological unit of life? - cell What are the characteristics of life? - movement, responsiveness, growth, reproduction, metabolism, homeostasis, and organization What is a macromolecule? - a complex molecule that is composed from smaller subunits What are the four main types of macromolecules? - protein, lipids, nucleic a...

BIOD 171 Portage Learning Final Exam Review questions and Answers 100% Solved True/False. A virus is considered a microorganism. - 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? - A cell What are the four main types of macromolecules found in cells? - Proteins, Lipids, Nucleic Acids, Carbohydrates ...

BIOD 171 FINAL EXAM STUDY Guide questions and answers 100% Solved Microbiology is the study of what? - Microbiology is the study of microbes (microorganisms and viruses) and their biological processes. What is the smallest biological unit of life - cell What is a macromolecule? - A macromolecule is classified as a complex molecule that is composed from smaller subunits. What are the four main types of macromolecules? - Proteins, nucleic acids, lipids and carbohydrates What vario...

BIOD 171 MODULE 3 EXAM WITH COMPLETE SOLUTIONS 100% SOLVED A nanometer is defined as: - 10 -9 or one-billionth of a meter True or False: A nanometer is longer than a micrometer - False A nanometer is 1000x smaller than a micrometer Resolution and contrast are two critical factors that influence your ability to see an object. Explain each. - Resolution refers to the distance between two objects at which the objects can still be seen as separate. Poor or low resolution means two or mo...

BIOD 171 MODULE 3 EXAMS WITH COMPLETE SOLUTIONS 100% SOLVED Immunochemistry - involves staining of cells to see structures microscopy - the use of light or electrons to magnify objects Micrometer (um) - 10^-6 m, measures size of cells Nanometer (nm) - 10^-9m, used to measure cellular organelles and viruses Magnification - the ratio of an object's image size to its real size Resolution of a microscope - ability to distinguish two objects as separate entities Contrast Microscopy - ...