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ASHA 777 [7]
1 year ago
7

The influx of positive charges that makes the membrane potential more positive is?

Biology
1 answer:
Sunny_sXe [5.5K]1 year ago
8 0

The influx of positive charges makes the membrane potential more positive and is known as depolarization.

<h3>What makes the membrane more positive charge ?</h3>

The membrane potential normally becomes more positive in response to neurotransmitters that open Na+ channels, more negatively in response to those that open K+ channels, and vice versa in response to neurotransmitters that inhibit these channels.

<h3>What does polarization mean?</h3>

The orientation dispersion of the electromagnetic waves that make up light beams is referred to as polarization. Unpolarized (uniformly mixed orientations), linearly polarized (fixed orientations), and circularly polarized are some of the different polarization states that light can take on (rotating field about the line of sight).

<h3>How membrane is affected by polarization and depolarization?</h3>

At a specific location on the neuron's membrane, hyperpolarization occurs when the membrane potential increases, and depolarization occurs when the membrane potential decreases (more positive).

To know more about polarization visit :

brainly.com/question/16106487

#SPJ4

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Relative time of divergence from a common ancestor can be estimated by:.
igomit [66]

The relative time of divergence from a common ancestor can be estimated by comparing the nucleotide/protein sequence.

<h3>What is sequence homo-logy?</h3>

In molecular biology, sequence homo-logy means the degree of similarity between sequences due to a common ancestor.

A sequence is a given fragment of a single DNA strand where nucleotides are arranged in a specific linear order.

Divergence or separation between lineages is directly proportional to the level of sequence homo-logy.

In conclusion, the relative time of divergence from a common ancestor can be estimated by comparing the nucleotide/protein sequence.

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2 years ago
Why is the impermeable layer important? *
earnstyle [38]
There is much more fresh water underground than on the surface. A rock layer must be porous and permeable to be a good aquifer. An impermeable layer makes up the bottom of an aquifer. The water table rises and falls with additions or subtractions to the groundwater system.
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3 years ago
A person spends several days in a hot, dry desert environment with little water available to drink. Which statement BEST summari
motikmotik
It seems that you have missed the necessary options to answer this question, but anyway here is the answer. Since the person spends several days in a hot, dry desert environment with little water available to drink, the kidneys' function during this time is that, the amount of urine produced is decreased in order to maintain the proper amount of water in the bloodstream. Hope this answer helps.
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3 years ago
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I’ll mark brainly to the correct answer!
Vlad1618 [11]
The answer is C. They destroy the ozone layer
8 0
2 years ago
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John has sudden attacks of intense fear in which he experiences palpitations, he feels dizzy, and he has trouble catching his br
sattari [20]

Answer:

panic disorder

Explanation:

The complete question is as follows:

John has sudden attacks of intense fear in which he experiences palpitations, he feels dizzy, and he has trouble catching his breath. During these attacks, he worries that he is going to die. From this description, it sounds like John has _____.

A. Schizophrenia

B. obsessive-compulsive disorder

C. panic disorder

D. generalized anxiety disorder

  • When a person experiences repeated panic attacks then the person is said to suffer from panic disorder.
  • During a panic attack the person experiences the following symptoms :
  1. palpitations
  2. sweating
  3. shaking
  4. numbness
  5. shortness of breath
  • Panic attacks may be caused due to different reasons such as past abuse, smoking, etc.
  • it is a form of extreme anxiety.
  • Since John is displaying the symptoms as stated above he is suffering from panic disorder.
5 0
3 years ago
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