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lozanna [386]
3 years ago
5

At a minimum, what structures or components must a cell contain to be alive

Biology
1 answer:
Alex17521 [72]3 years ago
6 0
Cell is the structural and functional unit of life. It has various components that are important for its survival such as plasma membrane, mitochondria, endoplasmic membrane, nucleus, golgi body, etc.

Answer: At a minimum, for a cell to be alive, it must contain the following organelles:
1. Plasma membrane: It is the covering of the cell that is selectively permeable.
2. Nucleus: It contains genetic material which is important for DNA replication.
3. Mitochondria: It is the power house of the cell that synthesizes ATP.
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Answer and explanation;

1) CN III (Oculomotor) -Ciliary muscles

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3) CN X (Vagus)  -Thoracic and abdominal viscera

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Explanation;

The oculomotor nerve is the third of 12 pairs of cranial nerves in the brain. This nerve is responsible for eyeball and eyelid movement.

-Facial nerves; Sensory fibres are concerned with taste via the taste buds at the front of the tongue.  Motor fibres control secretion of tears via the lacrimal glands and saliva via the sublingual salivary glands as well as facial expressions via some of the muscles of facial expression.

Vagus nerve; Stimulates voluntary muscles that effect swallowing, coughing and speech (conscious control).Stimulates the contraction and relaxation of smooth muscle in the gastrointestinal tract. (unconscious control).


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