A preposition indicates a relationship between a noun (or pronoun) and other words in a sentence, such as 'in', 'on', or 'at'.

An interrogative pronoun is used to ask questions.

An adverb is often used to indicate time, place, or manner.

A preposition is often used to show the relationship of time or place, such as 'before', 'after', 'under', or 'over'.

An adjective is used to describe or modify a noun or pronoun.

A conjunction is used to express a relationship between two clauses.

A preposition is used to express a relationship of time, place, or direction.

An interjection is a part of speech that expresses strong emotion or surprise, such as 'wow!', 'ouch!', or 'hey!'.

An interjection is used to express strong emotion.

A conjunction is used to join two independent clauses.

A noun is a part of speech that names a person, place, thing, or idea.

An adverb modifies a verb, an adjective, or another adverb.

A pronoun is a part of speech that replaces a noun to avoid repetition.

A pronoun is used to replace a noun in order to avoid repetition, such as 'he', 'she', or 'it'.

A pronoun takes the place of a noun.

A noun typically names a person, place, thing, or idea.

The cerebellum controls balance and coordination.

The medulla oblongata is the part of the brain that controls the rhythm of breathing by sending signals to the respiratory muscles.

The cerebellum is primarily responsible for coordinating voluntary movements and maintaining balance.

The medulla oblongata controls autonomic functions such as heart rate and breathing.

The medulla oblongata controls autonomic functions, including heart rate and breathing.

The medulla oblongata is responsible for regulating the rate and depth of breathing by sending signals to the respiratory muscles.

The medulla oblongata is the part of the brain that regulates the rhythm of breathing.

The nucleus contains the genetic material (DNA) of the cell.

Mitochondria are known as the powerhouse of the cell because they produce energy in the form of ATP.

The nucleus contains the cell's genetic material and is responsible for controlling cell activities.

The nucleus contains the cell's genetic material and controls its activities by regulating gene expression.

The Golgi apparatus modifies, sorts, and packages proteins for secretion or delivery to other organelles.

The large intestine is primarily responsible for the absorption of water and electrolytes.

The small intestine is the primary site for the absorption of nutrients due to its large surface area and presence of villi.