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Serggg [28]
3 years ago
11

People with panic disorder show dysregulation of norepinephrine systems in an area of the brainstem called the:_________.a. basa

l tencephalon. b. locus ceruleus. c. nucleus prepositus hypoglossi. d. reticular forma
Biology
1 answer:
antiseptic1488 [7]3 years ago
4 0

Answer:

B. locus ceruleus.

Explanation:

A nucleus present in the pons of brainstem responsible or involved in physiological responses to panic and stress is known as locus ceruleus.

Basically, locus ceruleus is responsible for the primary production of norepinephrine in the brain. The nucleus transfers the norepinephrine to whole cerebral cortex along with various other structures like amygdala, cerebellum, hippocampus, and spinal cord.

So, when there is a panic disorder due to norepinephrine dysregulation at the brainstem area which will be definitely locus ceruleus.  

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Which scenario is a competitive network?
nika2105 [10]

Answer:

Scenario I, Scenario II, and Scenario III are examples of competitive networks.

Explanation:

There are different examples of nets as interactions between species. Trophic net is a very common example of these interactions. Another one is the competitive network.

The competitive network refers to the competition for the same resource between different species in a community or ecosystem. When a resource is useful for two or more species, they compete to gain it.

The competitive network can be represented as arrows that indicate which is the dominant species over the other. This representation must be done with a<u> minimum of two species interacting</u> and indicating through the direction of the arrow, which species wins the competition.

There is a competitive hierarchy when there are more than two species, for example, species A, B, and C. Species A dominates over the other two, and species B dominates over species C. In these cases, the representation would be A --> B --> C. This reflects a transitive competitive network. Species A displaces species B and C, and species B displaces species C. The only species that can persist is A. This example can be extended to <u>any number of species</u>, which suggests that a hierarchy network does not promote biologic diversity.

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3 years ago
The primary source of the specificity of enzymes is ________. Select one: a. their locations within the cell b. their polarity,
Aleks [24]

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c. their shape, which relates to the lock-and-key model

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The primary source of the specificity of enzymes is their shape, which relates to the lock-and-key model

Hope this helps

plz mark brainliest

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3 0
3 years ago
Scale Piots.
kati45 [8]

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Minutes is independent variable, it can stand in it's own.

Dependent variable is a variable that depend on another variable. Texting speed is dependent variable because it's depend on time to change or stand.

4 0
3 years ago
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When the cell gains glucose, the process of glycolysis occurs and then the glucose is broken down into pyruvate.  

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During that process, NADH and FADH2 are made and go into the electron transport chain. That is where water and ATP are made.

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3 years ago
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Answer:

B)

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The Greenhouse effect occurs when heat from pollution is trapped in Earth's atmosphere.

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