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Zina [86]
3 years ago
5

Why do you need only one polio vaccination, but a new flu shot every year?

Biology
1 answer:
nevsk [136]3 years ago
3 0

Answer:

The flu virus mutates

Explanation:

We need a new vaccine for each new strand of a flu virus

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Which condition is an inflammation of the tissues surrounding the brain and spinal cord?​?
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The correct answer is known as "Meningitis"

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3 years ago
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The part of plants that contains structures needed to absorb sunlight and carbon dioxide is the ________?
Eduardwww [97]

Answer:

The part of plants that contains structures needed to absorb sunlight and carbon dioxide is the chlorophyll.

Explanation:

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6 0
3 years ago
Moss is an example of which type of plant?
defon

Answer: diplontic plant

Explanation:

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Yet you can turn up the magnification for an even closer look: Cells contain molecules that are made up of even smaller components called atoms. Figure 1: Levels of the body from smallest to largest: Atoms, molecules, cells, tissues, organs, and organ systems.

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I would say ecosystem.
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