Is the rickets disease a pathogen, if so how

1 answer:

7 0

Rickets disease is a disorder in the bones (skeletal disorder) which may be caused by the lack of vitamin D, phosphate, or calcium. This can be evidenced through the weakness of the muscles, skeletal deformities, bone pain, etc.

Since, this is caused by lack of vitamins, this is not a caused by the pathogens.

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At least two parallel channels of communication flow through each lateral geniculate nucleus. One runs through the _____________

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At least two parallel channels of communication flow through each lateral geniculate nucleus. One runs through the parvocellular layers and a second runs through the magnocellular layers.

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What is the thin layer of endothelial tissue that lines the inner surface of the heart and the valves called

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Answer:

Endocardium

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The endocardium makes the innermost lining of the wall of the heart. It is present over the thin layer of connective tissue. The function of the endocardium is to provide a smooth lining for the chambers of the heart. The valves present in the heart also have endocardium. The dense connective tissue of the heart valves is covered by endocardium.

The presence of the smooth endocardium made up of endothelium reduces the surface friction as blood passes through the heart. The endocardium of heart chambers is continuous with the endothelial lining of the large blood vessels that are attached to the heart.

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Based on what you know about the regulation of cell growth, make a list of questions you would ask as you observe the cells.

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Answer:

1. What genes control the growth of cell growth?

2. What is the purpose of this regulation?

3. What happened when the cell growth is not regulated?

Explanation:

What genes control the growth of cell growth? What is the purpose of this regulation? What happened when the cell growth is not regulated?

Above are the questions which an observe would ask about regulation of cell growth. A number of genes such as oncogenes and tumor suppressor genes are involved in the regulation of cell growth and cell division. Regulation of cell growth process ensures that a cell's DNA which is dividing is copied properly as well as repair errors in the DNA. It also ensures that each daughter cell receives a complete set of chromosomes in order to gain healthy daughter cells.

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The correct answer is evaporation. Hope this helps

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Which of these processes happens randomly and which are not considered random? Artificial selection, natural selection, sexual s

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Answer:

Artificial selection is non-random whereas natural selection, and sexual selection are random selection.

Explanation:

Artificial selection is considered non-random whereas natural selection, and sexual selection are considered as random selection because in Artificial selection, humans select the mating animals in order to acquire the desired characteristics and features in the offspring while on the other hand, natural selection, and sexual selection are happen randomly without the intervention of humans, it occurs naturally so we can conclude that artificial selection is non-random whereas natural selection, and sexual selection are random selection.

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