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viva [34]
3 years ago
14

An injury becoming red and sore is a sign of which of the following?

Biology
2 answers:
Gnom [1K]3 years ago
8 0
<span>Humoral immunity, which results from infiltrating B-cells

</span>
inysia [295]3 years ago
4 0

Answer:

Option). Inflammation, which result from histamine release

Explanation:

Inflammation can be defined as an immune response of body against harmful agents, such as damaged cells, pathogens, or other irritants. It is a protective response of immune system, which involves blood vessels, inflammation mediators, and white blood cells.  

Redness, pain, heat, and swelling are common signs of inflammation. Redness is caused by the increased diameter of blood vessels at the site of infection, while the pain is caused by inflammatory chemicals, such as histamine that activates nerve ending.

Thus, the correct answer is option). third.

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Hydrosphere, Atmosphere, Biosphere, Geosphere. What interactions could happen between them?
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Answer:

Explanation:

Water in the lake (hydrosphere) seeps into the cliff walls behind the dam, becoming groundwater (lithosphere), or evaporating into the air (atmosphere). Humans (biosphere) harness energy from the water (hydrosphere) by having it spin turbines (lithosphere) to produce electricity.

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3 years ago
The climate zones lying between 23.5° and 66.5° north and south latitude are called the _____ zones.
Veronika [31]

Answer:

they are the temperate zones

Explanation:

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Time taken for the food to go from mouth to anus varies from ______ to ______ hours.
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...to go from mouth to anus varies from 24 to 72 hours.

7 0
2 years ago
Read 2 more answers
In 2-3 sentences and in your own words, explain the difference in the cell wall of a Gram-positive cell versus in the cell wall
Dmitriy789 [7]

Answer:

<h2>They are classified on the basis of their cell wall composition and as well as by the reaction to the Gram stain test. </h2>

Explanation:

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Gram positive bacteria's characteristics

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