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oksano4ka [1.4K]
3 years ago
14

2. A structural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of:

Biology
1 answer:
Ierofanga [76]3 years ago
8 0

Answer: rings made from cartilage.

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Students use alphabet letters to represent the genetic instruction for a trait of an organism. The students write these alphabet
Gemiola [76]

Answer: b

Explanation: asexual have identical offspring sexual will have different/unique offspring which means they won’t be the exact same.

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Lactose a sugar found in milk products is broken down by enzymes. The making of these enzymes is controlled by a genetic system
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I think the answer is replication
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Why have some organisms been moved out of the kingdom Protista, while other organisms have been moved into it?
Sunny_sXe [5.5K]

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I'd say it's The discovery that all protists come from one common ancestor.

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Based on some quick research, The current attempts of classification focus on grouping protists into between three and ten kingdoms, based on species’ common evolutionary ancestors.

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Where do most of the nerve fibers of the sympathetic division of the autonomic motor pathways arise from?
Gnom [1K]

Most of the nerve fibers of the sympathetic division of the autonomic motor pathways arise from the inter-mediolateral horns of the gray matter of spinal cord.

<h3>What is sympathetic nervous system ?</h3>

The autonomic system is up two types such as the sympathetic and parasympathetic systems.

Both subsystem work antagonistically but in an integrated manner.

Sympathetic system is highly essential for preparing our body during emergencies for 3 F responses such as fight, fright and flight.  

During this response, sympathetic system activates complex pathways for faster breathing, increased heart rate and blood pressure.

Hence, the inter-mediolateral horns of the gray matter of spinal cord is correct answer.

Learn more about nervous system, here:

brainly.com/question/17520523

#SPJ4

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