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a) Explain how cells meet their energy requirements through the process of fermentation in absence of oxygen along with the examples. If oxygen is lacking, how might cells meet their energy requirements through fermentation? Describe and provide some examples of cells which can do this.
b) Describe how cyanide would affect bacteria which use anaerobic respiration. Would cyanide affect bacteria which use anaerobic respiration? To answer this you will require considering role of the oxygen in aerobic cellular respiration. Describe your answer. Explain the autotrophs and explain how these organisms generate glucose by photosynthesis.
c) Explain the name provided to the kinds of organisms which can use photosynthesis to generate glucose?
Yet jam can be left unrefrigerated for long periods without contamination by bacteria and mold. Which provides the best explanation for this phenomenon.
When a sperm cell comes into contact with an egg cell, there is a change in the electrical charge across plasma membrane and various channel proteins close. What are these channels known as.
A cross of black chicken (BB) with the white chicken (WW) produces all speckled offspring (BBWW). This type of inheritance is known as what.
Clarify the principle and advantage of using a rapid identification system. what is the probability that a son born to this woman would be phenotypically normal with respect to both of these traits.
A scientist randomly separated a group of 100 lab rats into two groups of 50. One group was fed regular rat chow while the other was fed the same quantity of rat chow with added ddt. Both groups were housed in the same room with the same environmenta..
A mammal uses only 1 to 2 percent of its energy in ventilation while a fish must spend about 15 percent of its energy to move water over its gills. Describe this huge difference in their efforts to collect oxygen.
A mutant prostist is found in which some mitochondria lack an inner mitochondrial membrane. Which pathways would be completely disrupted in these mitochondria.
Both RT and PR represent potential targets for antiretroviral drugs. Drugs called nucleoside analogs (NA) act against RT, whereas drugs known as protease inhibitors (PI) act against PR.
Terry catches a ray-finned fish from the ocean and notices that, attached to its flank, there is an equally long, snakelike organism. The attached organism has no external segmentation, no scales, a round mouth surrounded by a sucker and two small ey..
Mary is in an automobile accident and injures her spinal cord. She has lost feeling in her right hand and her doctor tells her it is the result of swelling compressing a portion of her spinal cord. Which part of her cord is possible to be compressed.
About 5 percent of individuals with Down syndrome have a chromosomal translocation in which a third copy of chromosome 21 is attached to chromosome 14. If this translocation occurred in a parent's gonad, how can it lead to Down syndrome in a child.
Jill is motivated by money and the things money will bring her. Jack is motivated by a belief in the significance of doing good things, and his incentives are based on that belief. Which theory incorporates both these types of motivational causes.
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