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Alenkasestr [34]
3 years ago
7

A structure that helps prevent food from entering the pharynx prematurely is the

Biology
2 answers:
nadezda [96]3 years ago
8 0

Answer:

Uvula

Explanation:

The uvula is a fleshy structure found at the back of the soft palate in the mouth. It is the structure seen hanging at the back of the throat when someone opens his/her mouth and views in the mirror.

<em>The uvula is made up of flexible tissues with the ability to produce saliva. During eating or swallowing of food, the uvula along with the soft palate move to seal off the pharynx in order to prevent food materials from entering the nasal passage.</em>

Anika [276]3 years ago
5 0

Answer:

Uvula

Explanation:

The uvula is that soft fleshy tissue structure that looks like the shape of a teardrop that is found at the back of your throat. It is this structure that helps in preventing food from entering the pharynx or nasal passage.

The uvula, which is made of connective tissue, saliva-producing glands and few muscle tissues, is the main structure that is responsible for all throat functions, including stopping food from entering the nasal passage by blocking the nasal passage and directing the food down your esophagus as food is swallowed.

Aside this function, the uvula also helps in fighting infections by preventing pathogens that causes disease from passing through the throat.

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Which of the following is a divergent boundary?
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Answer;

D. Rift valley

Explanation;

-A divergent boundary also called the divergent plate boundary is a linear feature that exists between two tectonic plates that are moving away from each other. Most divergent plate boundaries are underwater (Iceland is an exception) and form submarine mountain ranges called oceanic spreading ridges.

-Divergent boundaries are areas where plates move away from each other, forming either mid-oceanic ridges or rift valleys.They are constructive boundaries. Convergent boundaries on the other hand are areas where plates move toward each other and collide.

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3 years ago
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Answer:supports the body

facilitates movement

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Explanation:

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andrew11 [14]

Answer:

The correct option is B) Their offspring cannot breed.

Explanation:

Organisms belonging to the same species require the ability to breed and produce fertile offsprings. If two organisms breed to produce infertile offsprings, then they are not considered to belong in the same species. Infertile offsprings do not have the capability to reproduce. The breeding between a horse and a zebra produces zorse, which is sterile. This depicts that both the zebra and horse belong to different species as they cannot produce a fertile offspring.

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