Invisible World
Process used by ancient civilizations to preserve food by anaerobic conversion of carbohydrates to CO2 and alcohol.
What is fermentation?
Advanced imaging technique that uses a spatial pinhole to block out-of-focus light.
What is confocal microscopy?
Having a tuft of flagella at one end.
What is lophotrichous?
One species benefits, while the other is neither helped or harmed.
What is commensalism?
Structures produced by some bacteria to survive unfavorable conditions
What are endospores?
Person who added fungi as a 5th kingdom to the tree of life.
Who is Robert Whittaker?
Shifting direction of light ray when it passes through interfaces with different densities.
What is refraction?
Essential polymers embedded in the peptidoglycan layer of Gram-positive bacteria that give stability.
What is teichoic acid?
Gram-negative bacteria in Class Gammaproteobacteria that has a capsule.
What is Klebsiella?
Small circular DNA molecules that are within a bacterial cell, which can replicate independently.
What are plasmids?
Kingdom of insects, mammals, & helminths.
What is the Kingdom of Animalia?
Electromagnetic radiation with the highest energy.
What are gamma rays?
Cellular process where nutrients are engulfed as small dissolved molecules
What is pinocytosis?
Highly pleomorphic organism that may cause Rocky Mountain spotted fever via an insect vector.
What is Rickettsia?
Movement of small molecules down concentration gradient; no energy required
What is simple diffusion?
Distinct version of a species that has identifiable genetic or functional differences from other members of the same species.
What is a strain?
Chemicals used to preserve biological tissues by maintaining cellular structure for microscopy.
What are fixatives?
Environment with a net flow of water entering a cell.
What is a hypotonic environment?
Gram-positive bacteria that have less than 50% of guanine and cytosine in the DNA.
What is Low G+C Bacteria?
Major constituent of outermost layer of Gram-negative cells; is an endotoxin.
What is lipopolysaccharide?
Practice of organizing organisms into different groups based on their shared characteristics.
What is classification
Lense type that creates & magnifies an image.
What is a convex lens?
5 criteria to establish a causative microbe and its disease.
What are Koch’s postulates?
Etiological agent of Bubonic Plague.
What is Yersinia pestis?
The NAM NAG connection requires an extra interpeptide bridge
What is the peptidoglycan of Gram-positive bacteria?