Bioluminescence - Study guides, Class notes & Summaries

EOSC 315 EXAM QUESTIONS WITH ALL CORRECT ANSWERS What are diatoms and what are they composed of? - Answer- Eukaryotic phytoplankton and almost exclusively photosynthetic organisms. -Composed of a cell wall made of silica. Where can diatoms be found? - Answer- In both marine and fresh water environments. Where are diatoms most common? - Answer- Near the coast, especially in temperate areas where necessary nutrients needed for growth are high. Thrive in cooler areas. What do diatoms co...

Bio 219 final exam Questions With Complete Solutions Describe the lux operon. What is it, what is its size, wha components does it contain, and what are these individual components responsible for? The lux operon is found in A.fischeri and is responsible for bioluminescence- The operon contains 5 genes: luxI- encodes for the auto-inducer luxR- encodes for the transcriptional activator that binds the auto inducer luxC- encodes for the acyl-reductase enzyme luxD- encodes for the acyl-tr...

Definition of biochemistry - Answer chemistry of life; how properties of organisms relate to their molecules What are the 3 things biochemists study? - Answer 1. The relationship between structure and function of biomolecules 2. Chemical reactions of organisms (metabolism) 3. Communication within and among organisms What are bulk elements? - Answer Elements that are abundant in living organisms What are trace elements? - Answer Elements that are less abundant in organisms but ...

Biological Productivity - the rate of generation of biomass in an ecosystem; western margins of continents have high prosuctivity and the Artic has the most because of high levels of upwelling and downwelling bc there is no thermocline Photosynthesis formula - 6CO2 + 6H2O + sunlight ---> C6 H12 O6 + 6O2 Photosynthesis - Inputs: Carbon Dioxide, water, sunlightOutputs: Glucose, oxygen Euphotic Zone - Upper layer of a body of water through which sunlight can penetrate and support photosynt...

1 MARINE ECOLOGY PHYSIOLOGY TEST 1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ What is a biome? Correct Answer: a large naturally occurring community of flora and fauna occupying a major habitat. What is a Biome comprised of? Correct Answer: Plants and animals with similar life history and environmental conditions. What phrase is often used to describe a Biome/ Correct Answer: Major life zone How are Biomes usually named? Correct Answer: For their dominan...

Metabolism: Sum total of all reactions in a cell Reactions are organized into reaction sequences - metabolic pathways All reactions in cells catalyzed by enzymes Each pathway has a specific Function Begins with a specific molecule and ends with a specific product is the sum total of catabolic and anabolic processes in the cell Cellular Processess: A cell is a chemical factory where thousands of reactions take place The cell extract energy and uses the energy to perform work Some organisms ...

April has found information in a book that is relevant to the paper she is preparing for her European history class. As April records this information, she should NOT correct answerscopy large sections of material verbatim. A strong conclusion does NOT correct answersintroduce new supporting details. Journal articles are typically correct answerspeer-reviewed. On the day of your presentation, you should correct answerstake deep breaths before getting up to speak. Rafe has just comple...

PORTAGE BIOCHEMISTRYMODULE 1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Definition of biochemistry Correct Answer: chemistry of life; how properties of organisms relate to their molecules What are the 3 things biochemists study? Correct Answer: 1. The relationship between structure and function of biomolecules 2. Chemical reactions of organisms (metabolism) 3. Communication within and among organisms What are bulk elements? Correct Answer: Elements that are ...

Which of the following lamps provides a continuous spectrum of radiant energy in the visible, near IR, and near UV regions of the spectrum? A. Tungsten-filament B. Hydrogen C. Deuterium D. Mercury vapor - A most common light source for photometry in the visible region. continuous spectrum (360-800 nm). near IR and UV. Hydrogen and Deuterium (200-375 nm) Mercury vapor- not a continuous spectrum, emitting radiation at specific wavelengths Which of the following isolates light within a na...

Definition of biochemistry Correct Answer: chemistry of life; how properties of organisms relate to their molecules What are the 3 things biochemists study? Correct Answer: 1. The relationship between structure and function of biomolecules 2. Chemical reactions of organisms (metabolism) 3. Communication within and among organisms What are bulk elements? Correct Answer: Elements that are abundant in living organisms What are trace elements? Correct Answer: Elements that are less abundant...