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STatiana [176]
2 years ago
10

What are three things scientist must do for their experiment to be scientific

Biology
1 answer:
Anastaziya [24]2 years ago
3 0
Expiriment and there proof
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What are the reasons for ultra-thin and transparent nature of epidermal cells?​
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Epidermal cells secrete the waxy hydrophobic substance cutin that polymerizes on the surface, forming a barrier to water evaporation. Epidermal cells are transparent because their plastids remain small and undifferentiated; hence light readily penetrates through to the photosynthetic tissues beneath the epidermis.

Explanation:

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Where does the transfer of oxygen into the bloodstream take place
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Most pnd organisms live in shallow water because?
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3 years ago
1.Paramecium was found to occupy 20% of the FOV of a microscope at 40X magnification power. How many paramecium can be accommoda
7nadin3 [17]

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Five (5)

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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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3 years ago
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The answer is fossils.

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