CMMB questions with correct answers graded A+ 2024/2025

CMMBWhich bacteria can have multiple plasmids? - correct answer rhizobium Whats inside of the cytoplasm? - correct answer - soluble proteins (housekeeping) - ribosomes - polysomes -metabolites polysome - correct answer A complex formed when multiple ribosomes are translating the same mRNA into proteins. transcription and trnaslation coupled units metabolites - correct answer molecules made or broken down in the body What does the amount of things in the cytoplasm cause? - correct answer A decrease in water activity of the cytoplasm which increases the tendency of it entering the cell Storage compounds - correct answer compounds that store energy, other substances, or information for future use examples of storage compounds? - correct answer 1. carbon/energy storage polymers 2) polyphosphate granules 3) sulfur globules 4) carbonate minerals polyphosphate granules - correct answer store the phosphate needed for synthesis of important cell constituents such as nucleic acids sulfur globules - correct answer sulfur storage carbonate minerals - correct answer composed of barium, strontium, and magnesium What is a magnetosome? - correct answer magnetic iron oxide that is withinna cell and can undergo magnetotaxis what is magnetotaxis? - correct answer a bacteria being able to move a long a magnetic field What are gas vesicles? - correct answer controlled to provide buoyancy what kind of bacteria have internal membranes - correct answer phototrophic bacteria nitrifying mathanotrophic bacteria Membranes connected to the cytoplasmic membrane are called what? - correct answer invaginations Why are internal membranes important? - correct answer enzymes are often connected to membranes and therefore the more memrane you have the more enzymes are possible what is nitrification? - correct answer the oxidation of ammonia to nitrate what groups of bacteria participate in nitrification? - correct answer - ammonia oxidizers -nitrite oxidizers what is an example of an ammonia oxidizer? - correct answer nitrococcus what is an example of a nitrite oxidizer? - correct answer Nitrobacter