2 years ago

Why can expiration be a passive process

1 answer:

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<h2>Expiration is typically a passive process that happens from the relaxation of the diaphragm muscle (that contracted during inspiration). The primary reason that expiration is passive is due to the elastic recoil of the lungs. Exhalation begins when inhalation ends. </h2>

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The twisted ladder shape of DNA

Grace [21]

Answer:

C. Double helix

Explanation:

The twisted ladder shape that DNA has can also be called a double helix.

It is in the shape of a helix, which is similar to a 3D spiral shape.

It is called a double helix because DNA is made up of two DNA helix strands that are intertwined.

So, C is the correct answer.

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