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snow_tiger [21]
3 years ago
12

Can someone please help and explain please?

Biology
1 answer:
mars1129 [50]3 years ago
3 0

Answer:

A

Explanation:

I guess so.

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3. Why is breathing clean air so important for heart health?​
olchik [2.2K]

Answer:

By breathing cleaner air you can reduce the risk of stroke, heart disease, lung cancer and respiratory diseases such as asthma.

Explanation:

(I hope it's helpful)

3 0
3 years ago
Describe the role of the circular and radical muscles of the iris in accommodation.
musickatia [10]

Answer:

The tiny muscles that make up the iris, known as the circular and radial muscles, relax and contract to maintain a fairly constant level of light entering the eye. In bright light, the circular muscles contract whilst the radial muscles relax. This causes the pupil to constrict and less light enters the eye.

Explanation:

3 0
3 years ago
Pls help its easy 6th grade science one question
Svetach [21]

Answer:

C. Electromagnetic energy is transformed into chemical energy

Explanation:

Plants are capable of producing its own food and use energy from sunlight. Light energy is a part of electromagnetic energy.

6 0
3 years ago
What specific part of the brain processes nerve impulses from touch and pain receptors?
pogonyaev
TOuch and pain are controlled by different regions of the brain, so I gonna treat these terms separately:

PAIN: one thing seems certain: there is no single "pain centre" whose only activity could account for all facets of pain. In other words, no lobotomy of any particular region of the brain completely removes the pain. So there are many regions that are responsible for pain: The reticular formation and the thalamus (specifically the Deep lemniscal territory) which is responsible for both touch and pain sensations

TOUCH: touch sensation are processed by parietal lobe in the brain cortex (which is also responsible for sight and hearing), and the deep lemniscal territory in the thalamus.

4 0
4 years ago
When something accelerates then stops accelerating , what happens to the object?
Natali [406]
<span>The object continues to move in a straight line at the velocity it had when the acceleration stopped. Looking at Newton's laws of motion, you can see the acceleration and the subsequent motion covered by the 1st law. Newton's First Law: states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force. * The first law here indicates that as long as there isn't an external force, the object continues to move in a straight line at an uniform velocity. This is the situation when there is no more acceleration (external force).</span>
6 0
3 years ago
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