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3 years ago

Disadvantage of the light microscopes

Biology

2 answers:

Virty [35]3 years ago

3 0

Image result for Disadvantage of the light microscopes

Magnification. At a cap of roughly 2,000 times, light microscopes can't magnify as closely as electron microscopes can. Light's relatively long wavelength decreases the light microscope's ability to magnify by requiring small spherical lenses to focus and spread out the light.

11Alexandr11 [23.1K]3 years ago

3 0

Answer:

Light microscopes can only magnify up to 2000 times the original size.

It is difficult to enhance the contrast between cells and their surroundings to see cell structure and movement with a light microscope.

on edge 2020

Explanation:

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As you shower and get dressed for school the pancreas releases the hormone

Elan Coil [88]

<h2>Answer:</h2>

Gastrin and Glucagon

<h2>Explanation:</h2>

Two primary hormones that are secreted by the pancreas are:

Gastrin: This hormone helps in digestion by stimulating certain cells in the stomach to produce acid.

Glucagon: Glucagon helps insulin to maintain normal blood glucose by working in the opposite way of insulin.

After we finish taking shower the pancreas releases these two primary hormones.

7 0

4 years ago

Read 2 more answers

Describe the difference between a pure substance [elements] and impure substance [mixtures and compounds].

skelet666 [1.2K]

Answer:

elements have only one atom,while mixtures and compounds are made up of more than one atom,hope this helps

5 0

3 years ago

which of the following best describes steps that take place during a humoral immune response? a. t cells divide into helper t ce

frozen [14]

This picture represents humoral immunity, please read through it, and if you dont understand which option is your answer then i would recommend you read more about this topic, if you want it to be done fast, you can read this http://www.s-cool.co.uk/a-level/biology/immunity/revise-it/the-third-line-of-defence
I hope you can come up with the answer on your own as it will be a good thing for you in your future exams :)
Surely i can help you if you dont understand something so just ask :D

4 0

3 years ago

Calculate the pH of a [0.000812] M solution of HCl

Tju [1.3M]

Answer:

pH = 3.09

Explanation:

[H+]= [0.000821] M

pH = - log[0.000821] = 3.09

7 0

3 years ago

How does the leftover matter and energy in dead organisms get recycled back to the soil

VladimirAG [237]

Answer:

Decomposers (Figure below) get nutrients and energy by breaking down dead organisms and animal wastes. Through this process, decomposers release nutrients, such as carbon and nitrogen, back into the environment. ... Many of these nutrients are recycled back into the soil, so they can be taken up by the roots of plants.

Explanation:

Hope this helps :)

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3 years ago