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dolphi86 [110]
3 years ago
8

1.Paramecium was found to occupy 20% of the FOV of a microscope at 40X magnification power. How many paramecium can be accommoda

ted within this FOV
Biology
1 answer:
7nadin3 [17]3 years ago
6 0

Answer:

Five (5)

Explanation:

A <u>total of five (5) paramecia </u>can be accommodated within the FOV.

The field of view of a microscope represents the area of the visible region under the ocular/eyepiece at a specific magnification. In other words, the diameter of the circular area visible through the ocular of the microscope at a specific magnification represents the field of view.

<em>If a paramecium was found to occupy 20% of the total field of view of a microscope at X40 magnification, then the total number of paramecia that can be accommodated within the field would be:</em>

     100/20 = 5 paramecia

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Answer:

B) Coating of microbe to aid phagocyte recognition

Explanation:

Opsonization is the process and mechanism which targets the foreign body and helps in the recognition of the pathogen by the phagocytic cells such as the macrophages and dendritic cell.

The opsonization enhances the process of phagocytosis as the opsonin substances which could be the antibodies, proteins or other molecules which could be easily recognised by the phagocytic cells gets attached to the pathogen.

Thus, Option-B is the correct answer.

Opsonization is the coating of a particle with proteins that facilitate phagocytosis of the particle by tissue macrophages and activated follicular dendritic cells (FDCs) as well as binding by receptors on peripheral blood cells

3 0
3 years ago
In the cells of the human body, oxygen molecules
kherson [118]
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7 0
3 years ago
Cilia and flagella bend because of _____. cilia and flagella bend because of _____. the quick inward movements of water by osmos
Ronch [10]

Answer;

-A motor protein called dynein

Cilia and flagella bend because of a motor protein called dynein.

Explanation;

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8 0
3 years ago
The blood vessel that carries blood into the glomerulus is called the:
Mrac [35]

Answer:

Afferent arteriole

Explanation:

A glomerulus is formed from the afferent blood vessels, a branch from the renal artery. The afferent arteriole collects blood from the glomerulus and extends to the renal tubule where it divides into capillaries that ramify the tubule. The afferent arteriole is wider than the efferent arteriole.

8 0
3 years ago
Guys I need help!! with biology 1 I don’t understand what the independent and dependent is nor the what causes or what changes!
frozen [14]

Answer:

5) air temperature - corn sprouting time

6) sacks of fertilizer sold - algae growth

7) cars - pollution levels (sorry couldn't read the full problem, but you get it)

8) distance of flash light - size of illuminated area

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11) amount of vitamin A - weight fluctuation

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Explanation:

So as the words speak for themselves, dependent variables are variables that aren't changed by outside factors unlike dependent variables which change based on an outside change. Knowing this, if you reread the problems you will be able to understand it a little bit more.

8 0
3 years ago
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