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sertanlavr [38]
3 years ago
12

How does your body stop viral infections? What are ways of protection against viral infection?

Biology
2 answers:
Damm [24]3 years ago
8 0
I think its because the white blood cells stops the infections before it can infect the body I don't really know
eimsori [14]3 years ago
4 0
A division of your immune system called cell mediated immunity is charged with stopping viral infections. The main actors of that are called cytotoxic T cells who, when they encounter a cell that is displaying viral antigens on its surface, binds to the cell and releases toxic substances called perforins and granzymes that destroy and digest the viral infected cell.
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Which of Newton's laws is also known as the law of inertia?<br> im in 5th grade btw
Bezzdna [24]

Answer:

i believe

Law of inertia, also called Newton's first law, postulate in physics that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force

Explanation:

hope this help

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2 years ago
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Anon25 [30]
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3 years ago
When under excessive passive tension, what muscle limits scapular upward rotation, posterior tilting, and external rotation?
LiRa [457]

Pectoralis minor is the muscle which limits scapular upward rotation, posterior tilting, and external rotation when under excessive passive tension.

<h3>What is Pectoralis minor?</h3>

This muscle is found below Pectoralis major and originates from the middle ribs to the scapula.

When under pressure this muscle limits the various types of movements which are mentioned above.

Read more about Pectoralis minor here brainly.com/question/17124433

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4 0
2 years ago
What is an ecological system called that consists of all of its biotic and abiotic factors? A. Community B. Ecosystem C. Habitat
Viefleur [7K]

Answer: The correct answer is- B) Ecosystem.

Ecosystem can be described as a group of living organisms present in a particular area that are interacting with each other as well as the non living components of that environment.

In other words, it is the interaction between biotic ( living such as plants and animals) and abiotic ( non living such as temperature, air, water) components of an environment.

Example- Pond ecosystem, lake ecosystem.

6 0
3 years ago
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Rufina [12.5K]

Answer:

I agree it would be A) IT is a reactant in a chemical reaction  

Explanation:

a catalyst is a substance that causes a chemical reaction to happen in a different way than it would happen without that catalyst

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