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Sphinxa [80]
2 years ago
14

Which roles are played by calcium ions in coordinating the activation of a muscle by motor neurons?.

Biology
1 answer:
defon2 years ago
4 0

Answer:

your answer would be b

Explanation:

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The most common danger related to the destruction of CD4 T cells is
miss Akunina [59]

Answer:

AIDS

Explanation:

AIDS is the most common infectious disease causing lymphocytopenia, which arises from destruction of CD4+ T cells infected with HIV.

4 0
3 years ago
Have you ever experienced swollen lymph nodes when you were sick? Why might this happen?
ivann1987 [24]

Answer:

Yes, swollen lymph nodes are more common than some might think.

Explanation:

The medical terms for swollen lymph nodes are adenopathy or lymphadenopathy.

Lymph nodes play a vital role in fighting off sickness in the body. They act as a filter, trapping bacteria and viruses before they can spread too far.

Lymph nodes <em>typically</em> swell up as a response to bacteria or viruses. Though cancer can be a factor in swelling, it is very rare. Most commonly they are felt right below the corner of the jaw, in the neck. Yet, they are not only in the neck; they are all throughout the body. When they are swollen, they might feel tender or even painful.

3 0
1 year ago
How fast can you answer correct..? How fast can i give you brainliest. Explain Your answer:D/ HELP..............................
Vilka [71]

Answer: A.

Explanation:Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a ... Between each pulse, the radar station serves as a receiver as it listens for ... If pulses are emitted too frequently, the returns from one pulse will be ... Over the area covered by radar echoes, a program assigns a precipitation type

5 0
2 years ago
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Severe acute respiratory syndrome (SARS) is an illness caused by a coronavirus. Symptoms, including a high fever, headaches, and
monitta

Answer:

lytic, because of the quick onset of symptoms after infection

Explanation:

As seen in the question above, the SARS virus tends to develop symptoms very quickly when it is infecting a person. This speed in the development of symptoms is a characteristic of the lytic cycle, in relation to the reproductive cycle of viruses. This is because in the lytic cycle, a virus can infect many cells at once, which accelerates the development of the disease. This cycle allows the virus to use all of the cell's biological machinery to reproduce more copies of the virus. When these copies are ready, the virus causes the destruction of the host cell and the release of new viruses to other cells, where the whole process will be repeated. This is all done very quickly.

The lysogenic cycle does not cause the rapid infection of thousands of cells, since it is necessary that there is an adaptation between the DNA of the cell and the DNA of the virus. This slows down the infection process and, therefore, symptoms appear more slowly.

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2 years ago
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Slav-nsk [51]

Answer:

C. Large supermarket chains can negotiate prices because they have such a strong presence in the agricultural community. Im sorry no one answers these

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3 years ago
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