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djverab [1.8K]
3 years ago
7

The muscle that compresses the cheek against the teeth when we chew is the

Biology
1 answer:
exis [7]3 years ago
6 0

Answer: buccinator

Explanation:

The buccinator is a muscle that looks quadrilateral in shape. It is present between the internal of mandible and maxilla. It basically forms the anterior portion of the cheek and also forms the part of the oral cavity. The buccinator muscles compresses the cheeks against the teeth. These muscles are used to perform the acts like blowing. The buccinator muscles are the assistant muscles which helps in the process of mastication or chewing and in case of neonates it is used to suckle.

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5 0
3 years ago
Why do increased temperatures decrease photosystem II activity?
Alex787 [66]

Answer: Options are not given, here are the options.

a.Thylakoid membranes become more permeable to ions

b.The chlorophyll breaks down

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The correct option is C.

The peripheral proteins lose their ability to bind to the transmembrane proteins.

Explanation:

In photosystem 11, it is the center where light is converted to moving electrons. When the chlorophyll molecule absorb light, the electrons gain energy.

Increase temperature affects the activity of photosystem 11 because the peripheral protein lose their ability to bind to the transmembrane protein which is as a result of high temperature affecting the surface of ionic interactions which is for binding to transmembrane protein.

6 0
3 years ago
Which of these is NOT a type of local wind?<br> A. Valley<br> B. Glacier<br> C. Mountain<br> D. Sea
Tresset [83]

Answer:

B. Glacier

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Sea breezes, land breezes, mountain breezes, and valley breezes are all types of local winds. Glacier are NOT related

---------------------------------------------------------

<u><em>Hope this help :)</em></u>

6 0
2 years ago
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4 0
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