Ribozymes - Study guides, Class notes & Summaries

Acellular Microbes correct answers viruses, Viroids, Prions, Prions Cellular Microbes correct answers Fungi, Protists, Bacteria, Archaea Domain Archaea correct answers - Unique rRNA sequences -Lack peptidoglycan - Unique Membrane lipids - some unusual metabolic characteristics Domain Bacteria correct answers - Usually single celled -Majority have peptidoglycan cell walls - ubiquitous Protoctista correct answers unicellular and multicellular eukaryotic organisms; may be auto or h...

Biology 1406 EXAM 2 Collin College - Question and answers verified to pass Biology 1406 EXAM 2 In a closed system from which no energy can be removed and to which none can be added from outside, - correct answer Potential energy decreases, and entropy increases Catalysts essentially equal to enzymes but made of RNA are - correct answer ribozymes Which cellular component is responsible for the regulation of exchanges of substances between a cell and its environment? - correct answer t...

Biology 1406 EXAM 2In a closed system from which no energy can be removed and to which none can be added from outside, - correct answer Potential energy decreases, and entropy increases Catalysts essentially equal to enzymes but made of RNA are - correct answer ribozymes Which cellular component is responsible for the regulation of exchanges of substances between a cell and its environment? - correct answer the cell membrane Cells with greater than diploid chromosome numbers, as is the ...

Fungi - cell wall made of chitin; Eukaryote Algae - cell wall made of silicates, eukaryotic Protozoa - Eukaryote Bacteria - Prokaryotic Virus - Acellular; only reproduce if they are inside of a living cell What allows a substance to cross a membrane - Protiens Substances that will never pass through a membrane - Charged substances Passive movement processes - No ATP needed 1. Diffusion 2. Facilitaed Diffusion 3. Osmosis Active Transport processes - Uniport Aniport Sy...

Microbiology correct answers Science of microorganisms/microbes Do microbial cells differentiate? correct answers No, they associate with similar cells into populations and communities T or F Microorganism is an all encompassing word correct answers False. Microbe is Who first saw fruiting bodies correct answers Hooke Who first saw bacteria and improved the microscope correct answers Leeuwenhoek T or F We know a lot about the microorganisms on earth correct answers False. Ba...

RNA polymerase - ANSWER pries the two strands of DNA apart and joins the RNA nucleotides as they base-pair along the DNA templates promoter - ANSWER DNA sequence where RNA polymerase attaches and initiates transcription Synthesis of RNA transcript - ANSWER initiation; elongation; termination synthesis of RNA transcript initiation - ANSWER after RNA polymerase binds to the promoter, the DNA strands unwind, and the polymerase initiates RNA synthesis at the start point of the template stra...

RNA polymerase - ANSWER pries the two strands of DNA apart and joins the RNA nucleotides as they base-pair along the DNA templates promoter - ANSWER DNA sequence where RNA polymerase attaches and initiates transcription Synthesis of RNA transcript - ANSWER initiation; elongation; termination synthesis of RNA transcript initiation - ANSWER after RNA polymerase binds to the promoter, the DNA strands unwind, and the polymerase initiates RNA synthesis at the start point of the template stra...

Microbiology Final Exam Straighterline Questions and Answers 100% Pass The study of evolutionary relationships among organisms is called ______. phylogeny The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. Last Universal Common Ancestor Organisms called parasites are ______. always harmful to their host Which of the following does not indicate microbe involvement in energy and nutrient flow? Thermal hot springs warmed by heat from earth's ...

Primavera Biology B Unit 4: Evolution Questions and Answers Graded A CHECKPOINT 17 What gas present in today's atmosphere was largely absent from early Earth's atmosphere? oxygen What are some possible sources for early organic molecules? Select all that apply. existing inorganic molecules forming into more complex organic ones by using energy from lightning simple inorganic compounds arriving on Earth through meteorites or other objects Which option correctly replaces X and Y? The Mill...

Microbiology Written Exam With Complete Solutions. What is the concept of spontaneous generation? - CORRECT ANSWER living organisms could develop from nonliving or decomposing matter Who challenged the concept of spontaneous generation by showing that maggots on decaying meat came from flies, not from the meat itself? - CORRECT ANSWER Francesco Redi Who showed that mutton broth boiled in flasks and then sealed could still develop microorganisms, which supported the theory of spontaneo...