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Lerok [7]
3 years ago
9

How many types of Electronic Microscope (EM) are there .​

Biology
2 answers:
sweet-ann [11.9K]3 years ago
7 0

There are two main types of electron microscope – the transmission EM (TEM) and the scanning EM (SEM).

katrin [286]3 years ago
6 0

Answer:

<u>There are two main types of electron microscope – the transmission EM (TEM) and the scanning EM (SEM).</u>

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First one that answers this question correctly will be marked Brainliest!!!!!!
anastassius [24]

Answer: B)The continents were once connected.

Explanation:

There was probably some kind of earth quake or drift in the plains/plates causing the land to break into pieces and separate

3 0
4 years ago
The demographic transition model show population change over time. It ilustrates how birth rate and death rate affect the total
Dmitry_Shevchenko [17]

Answer: In Stage 4 of the Demographic Transition Model birth rates and death rates are both low, stabilizing total population growth. The decline in both birth and death rates of most Stage 4 countries have been attributed to strong economies, highly educated citizens, ample healthcare systems, the migration of people from rural communities to cities (Bulgaria)

Explanation: i dont know if it's correct to them

8 0
3 years ago
Which of the following are matched correctly?
kogti [31]

Answer:

<u>1. type IV hypersensitivity: delayed-type hypersensitivity.  </u>

<u>2. type I hypersensitivity: IgE  </u>

<u>3. type II hypersensitivity: IgG  </u>

<u>4. type III hypersensitivity: immune complexes </u>

Explanation:

Type IV hypersensitivity is cell mediated hypersensitivity rather than antibodies as in all other types of hypersensitivities. It is also known as delayed type hypersensitivity because it usually respond in 2-3 days via T-Lymphocytes rather than antibodies like IgE or IgG. So we can say that in option 5 is mismatched as it relates type IV to IgG antibodies.

4 0
4 years ago
Which of these are present in both woody and herbaceous stems? (Select all that apply.)
Lelu [443]
Seedlings And Xylem That’s The Answer
8 0
3 years ago
Read 2 more answers
Imagine that a developer came in and built a large mall and parking lot on top of the sandy soil in your example. How do you thi
Anit [1.1K]

Answer:

The mall and parking lot are not built on a solid foundation.

Explanation:

Sandy soil can erode and possible destroy the mall and parking lot will start deteriorating because of the poor choice of trying to save money but in the long run it will cost more to rebuild on a sold foundation.

8 0
3 years ago
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