The {{c1::axon hillock::neuron structure}} fires the action potential
Answers
The axon hillock is responsible for initiating the action potential in neurons.
The axon hillock is a specialized region of the neuron that integrates signals from the dendrites and cell body and generates an all-or-none electrical signal known as the action potential. This signal travels down the axon, allowing for communication between neurons and ultimately leading to the release of neurotransmitters at the synapse.
The axon hillock has a high density of voltage-gated ion channels, which are responsible for generating the action potential by allowing for the rapid influx of positively charged ions into the neuron. Once the threshold for depolarization is reached, the action potential is initiated and travels down the axon in a self-propagating manner.
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Related Questions
4) A procedure
that is designed
and carried out
under
controlled
conditions to
prove or
disprove a
hypothesis.
OA)
experiment
OB.)
control
group
OC.)
observation
Answers
What evidence is there that human activity has had an influence on the current concentrations of atmospheric carbondioxide? Be specific and detailed!
Answers
Answer:
hope it helps you plz mark me brilliantest
Explanation:
There is overwhelming evidence that human activities, especially burning fossil fuels, are leading to increased levels of carbon dioxide and other greenhouse gases in the atmosphere, which in turn amplify the natural greenhouse effect, causing the temperature of the Earth's atmosphere
Why do we sometimes talk in our sleep?( ꈍᴗꈍ)
Answers
Answer:
Sleep talking usually occurs by itself and is most often harmless. However, in some cases, it might be a sign of a more serious sleep disorder or health condition. REM sleep behavior disorder (RBD) and sleep terrors are two types of sleep disorders that cause some people to shout during sleep
Explanation:
thankyou
Match the term to its definition. (4 points)
Column A
1.
Neap tide
:
Neap tide
2.
Spring tide
:
Spring tide
3.
Tidal bulges
:
Tidal bulges
4.
Tides
:
Tides
Column B
a.
tide where there is the greatest difference between high and low water levels
b.
the rise and fall of sea levels due to gravitational forces
c.
tide where there is the least difference between high and low water levels
d.
two ocean bulges created on opposite sides of Earth due to the moon's gravitational pull and the ocean's resistance to the pull
Answers
Answer:
Neap tide - tide where there is the least difference between high and low water levelspring tide - tide where there is greatest difference between high and low water leveltidal bluges - two oceans bluges created on opposite sides of earth due to the moon gravitational pull and the ocean. resistance to the pulltide - the rise and fall of sea level due to the gravitational forceThe fact that light can exert a pressure on matter suggests that it is made of particles called _____. photons electrons protons neutrons
Answers
Is decay of dead plant material a biotic factor or an abiotic factor?
10 points reward for anyone who answers!
Answers
100 PTS——-Describe a specific detrimental human impact to a particular ecosystem and propose a solution to reduce the harmful effects over time. Explain how your proposed solution will work to minimize effects in that ecosystem.
Answers
Answer: human trash
Explanation:
Because we leave or trash and it decomposes into harmful air or water
Karen has 47 chromosomes but no apparent abnormalities. What is true about Karen?
O A. She has aneuploidy.
O B. She has monosomy.
O C. She will die young.
OD. She has a cleft palate.
Answers
Answer:
A. She has aneuploidy.
Explanation:
remember doing this a while back, got it right.
The statement that is true about Karen's abnormality is that she has aneuploidy. Details about aneuploidy can be found below.
What is aneuploidy?Aneuploidy is a chromosomal abnormality whereby an organism possesses a chromosome number that is not an exact multiple of the haploid number of that organism.
In humans like Karen, the haploid number of chromosomes in each gamete cell is 23. This means that the number of chromosomes that is expected to be in the somatic cells is 23 × 2 = 46 chromosomes.
However, according to this question, Karen has 47 chromosomes but no apparent abnormalities. This suggests that she posseses aneuploidy.
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Our Sun has a surface temperature of about 9000 degrees Celsius, and is G2 Star.
Answers
Answer:
Sun is classified as a G2 V star, with G2 standing for the second hottest stars of the yellow G class of surface temperature about 5,800 kelvins (K) and the V representing a main sequence, or dwarf, star, the typical star for this temperature class.
Answer:
According to NASA, the sun's temperature ranges from roughly 27 million degrees Fahrenheit (15 million degrees Celsius) in its core to just around 10,000 degrees Fahrenheit (5,500 degrees Celsius) at its surface.
The Sun is classed as a G2 V star, with G2 denoting the second hottest stars in the yellow G class—surface temperatures of roughly 5,800 kelvins (K)—and the V denoting a main sequence, or dwarf, star, which is the most common star in this temperature range.
Over a hundred year period, the use of a certain pesticide (kills insects) to control insects on cotton crops increases steadily. What change would most likely result from this increase?
Answers
The long-term use of pesticides can have harmful effects on the environment, including the development of resistance in pest populations, damage to non-target species, and contamination of air, water, and soil. The increased use of pesticides to control insects on cotton crops over a hundred-year period would result in an increase in the development of resistance in pest populations.
What is a pesticide?A pesticide is a substance used to prevent, destroy, or control pests, including insects, rodents, weeds, and fungi, among others. Pesticides are used in agriculture to protect crops from pests that would otherwise damage them. However, the use of pesticides can have negative impacts on the environment, including the development of resistance in pest populations, damage to non-target species, and contamination of air, water, and soil. What is cotton? Cotton is a soft, fluffy staple fiber that grows in a boll, or protective capsule, around the seeds of the cotton plant. Cotton is a major crop in many parts of the world, including the United States, China, and India, among others. Cotton is used to make a wide variety of products, including clothing, textiles, and industrial products.
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in examination of the nose, the clinician observes gray, pale mucous membranes with clear, serous discharge. this is most likely indicative of:
Answers
Allergies can cause swelling in the nasal passages and sinuses, which can further obstruct airflow and cause symptoms like congestion and postnasal drip. Treatment options for these conditions include rest, hydration, and over-the-counter medications like antihistamines and decongestants.
If the clinician observes gray, pale mucous membranes with clear, serous discharge during an examination of the nose, this is most likely indicative of a mild upper respiratory infection or allergies. The gray, pale color of the mucous membranes suggests that the blood vessels in the area are constricted, which can be caused by inflammation due to infection or allergies. The clear, serous discharge indicates that the nasal passages are producing excess fluid, which is a common symptom of both conditions. Additionally, allergies can cause swelling in the nasal passages and sinuses, which can further obstruct airflow and cause symptoms like congestion and postnasal drip. Treatment options for these conditions include rest, hydration, and over-the-counter medications like antihistamines and decongestants. If symptoms persist or worsen, it is important to seek medical attention to rule out other possible causes or complications.
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● Hypothesis: Revise 1
To help your investigation, here is some more data about the farm.
How should I include my data?? Will give points and I picked natural selection
Answers
To write an inclusive hypothesis from investigation, it should be structured with Mechanism of Evolution, Hypothesis and Data.
How to hypothesize?Mechanism of Evolution
The mechanism of evolution that I think caused the increase in FQ resistance is natural selection. Natural selection is the process by which organisms that are better adapted to their environment are more likely to survive and reproduce. In this case, the bacteria that are resistant to FQ are more likely to survive and reproduce because they are not killed by the drug. This means that the population of bacteria will become more resistant to FQ over time.
Hypothesis
My hypothesis is that the increase in FQ resistance in the bacteria on the farm is due to natural selection. I believe that this is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time.
Data
The new data supports my hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
How to Include the Data
You can include the data in your hypothesis by stating that the increase in FQ resistance is due to the fact that the bacteria that are resistant to FQ are more likely to survive and reproduce. You can also include the data by showing a graph of the number of bacteria that are resistant to FQ over time.
This is an example of how to include the data in the hypothesis:
I hypothesize that the increase in FQ resistance in the bacteria on the farm is due to natural selection. This is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time. The data supports this hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
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How is Darwin's theory of natural selection different than similar theories of earlier scientists?
A
No scientist before Darwin had any similar theories.
B
Darwin's theory is exactly the same as some theories that were proposed earlier.
C
Darwin had sufficient data and observations to support his theory.
D
Earlier theories had data to support them, and Darwin's did not.
Answers
he adaptive immune response is divided into two branches. The first is – immunity, in which antibodies are produced that bind to – associated with the foreign cell. In the second branch, – immunity, – recognize foreign cell structures and may either destroy infected – cells or help activate –, which can then generate plasma cells that produce
Answers
Answer:
The adaptive immune response is divided into two branches. The first is immunity, in which antibodies are produced that bind to the foreign cell. In the second branch, immunity, recognizes foreign cell structures and can destroy or help activate infected cells, which can generate plasma cells that produce specific antibodies.
Explanation:
Specific antibodies are those proteins that mark certain pathogens, these are manufactured by cells of the immune lineage, and the acquired defense, that is, the one acquired by humans during their growth, is not born with these antibodies.
Specific antibodies are formed once a pathogen has been recognized, that is, in the second encounter between the pathogen and the organism, that is why we are talking about a first infection and a second infection.
These antibodies are recognized as those that are formed in some vaccines.
1. Which statement is true about science and society?
Scientific questions about the environment should have lower priority than other questions.
Scientific questions can address physical human needs as well as human curiosity.
Scientific endeavor is limited to questions that benefit the environment.
Science should only answer questions that address physical human needs.
Answers
Scientific questions can address physical human needs as well as human curiosity is true about science and society.
What is Science?
This is defined as a logical approach in finding out about how things work in nature.
This helps to tackle the issue of human needs and curiosity by individuals in solving them.
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How many adrenal glands are located in the body?
Answers
On top of each kidney, there are two adrenal glands. also known as the suprarenal gland.
Little, triangular-shaped glands called adrenal glands, or suprarenal glands, are situated above each kidney. Your immune system, blood pressure, response to stress, and other vital processes are all regulated by the hormones that your adrenal glands manufacture.
Your body's adrenal glands function to directly release a number of hormones into the bloodstream. These hormones all play a role in how the body reacts to stress, and some of them are even necessary for life. The adrenal cortex and adrenal medulla are both components of the adrenal glands.
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What is the structure that moves sugar in minerals through the stem?
Answers
Answer:
Xylem transports water and minerals. Phloem transports sugars and amino acids dissolved in water.
How do major geologic events help build Earth’s timeline?
Answers
Active Transport:
Active transport moves substances from a more dilute solution to a more concentrated solution (against a concentration gradient). This requires energy from respiration.
Examples of active transport are:
• Mineral ions absorbed into plant root hairs from very dilute solutions in the soil. Plants require ions for healthy growth.
• Sugar molecules absorbed from lower concentrations in the gut into the blood, which has a higher sugar concentration. Sugar molecules are used for cell respiration.
You should be able to describe how substances are transported into and out of cells by diffusion, osmosis and active transport, and explain the differences between the three processes.
Sugar can be absorbed by active transport in the intestine. Give two uses for the sugar.
Answers
Active Transport is the transfer of a chemical from a more dilute solution to a more concentrated solution. Sugar is absorbed in the intestine and utilized in cell respiration.
What is active transport?Molecules are driven by external energy via a gradient or obstacle from a location of lower concentration to a region of greater concentration in a process known as active transport.
It can also be described as the movement of ions or molecules through a cell membrane along a gradient of concentration, from a location of lower concentration to one of higher concentration.
Thus, active transport is the transfer of a chemical from a more dilute solution to a more concentrated solution. Sugar is absorbed in the intestine and utilized in cell respiration.
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What process causes carbon dioxide to move from high concentrations in the atmosphere to lower concentrations inside the
facitated
plant leaves?
Answers
Answer:
I think it's photosynthesis
What happens to the water vapor in an air mass as it ascends?
Answers
Answer:
Air parcel expands and cools at higher altitudes
Explanation:
Tadpoles use lungs to breathe Please select the best answer from the choices provided 0 T OF
Answers
Answer: False
Explanation: Tadpoles have gills and breathe with gills.
Answer: F
Explanation: Its creepy but they have gills. Little to none have lungs.
explain the connection between natural selection, survival
Answers
A _ is a group of connected cells that have a similar
A
function.
Answers
Answer:
A TISSUE is a group of connected cells that have a similar function.
Question 1 (1 point)
In a pedigree chart, a male showing the specific trait being studied is indicated by a
O a
clear square.
darkened square.
clear triangle.
darkened diamond.
darkened circle.
Ob
O C
Od
O e
Answers
In a pedigree chart, a male showing the specific trait being studied is indicated by b. darkened square.
Pedigree charts are used to show the inheritance pattern of a particular trait within a family, the squares represent males while circles represent females. The shading of these shapes indicates whether or not an individual expresses the trait being studied. If a shape is clear, it means that the individual does not express the trait. On the other hand, a shape that is darkened indicates that the individual expresses the trait.
Inheritance patterns can be traced through generations using pedigree charts, allowing for the identification of individuals who carry genetic mutations that may lead to diseases. By analyzing the patterns of inheritance, genetic counselors can provide advice to families on the risks of passing on genetic disorders. Overall, the correct answer is b. darkened square, pedigree charts are a useful tool in studying genetic inheritance patterns and can aid in predicting the likelihood of individuals passing on specific traits to their offspring.
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Which sentence best describes the role of the Calvin cycle in a plant cell? A. The cycle breaks down water molecules into oxygen and hydrogen atoms. B. The cycle uses chlorophyll to produce organic and inorganic matter. C. The cycle breaks down organic compounds into inorganic compounds. D. The cycle changes one type of inorganic matter into organic matter.
which one is A. B. C. or D.
Answers
The correct answer is D. The cycle changes one type of inorganic matter into organic matter.
What term best encapsulates the Calvin cycle's function in a plant cell?In order to make additional sugars like glucose, starch, and cellulose, which are employed by plants as a structural building material, the Calvin cycle first produces three-carbon sugars. The Calvin cycle converts airborne carbon molecules directly into plant material.
Which best encapsulates the Calvin cycle?The processes of photosynthesis that utilise the energy accumulated by the light-dependent reactions to create glucose and other carbohydrate molecules are known as the Calvin cycle.
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What is the the process responsible for the synthesis of proteins and mention the cellular structure where the genetic program responsible for this synthesis is located.
Answers
Answer: Translation
Explanation:
During the transcription the double stranded DNA act as a separate template strand to produce mRNA molecule. The mRNA molecule encode for amino acid chain that collectively forms the protein. The ribosomes are the sites of protein synthesis the mRNA get attached to the ribosome. Within the ribosome the rRNA molecule instruct the catalytic steps for the synthesis of protein. The amino acid sequence or chain gets stitched together to form the protein.
What happens to the pressure of a gas if the volume of gas is
increased at a constant temperature?
Answers
Answer: If the volume of a gas is increased at a constant temperature, the pressure of the gas decreases.
Explanation:
The relation between variation in volume and variation in pressure of a gas at a constant temperature is given by Boyle's Law which states that: The product of pressure and volume of a mass of a contained gas is constant at a constant temperature.
That is,
Pressure (P) x Volume (V) = constant (k)
[when the temperature (T) is constant; k ≠ 0.]
Or, P = \(\frac{k}{V}\)
That is, pressure varies inversely with volume or an increase in volume at a constant temperature causes a decrease in the pressure of the gas.
Detailed answer:
Gas molecules are always in random motion, and the pressure of a gas is defined as the pressure exerted by these moving gas molecules on the walls of the container as they undergo collisions with the walls of the container. The volume of a gas is defined as the three-dimensional space occupied by all the gas molecules in the container at a particular temperature and pressure. Thus, when the volume increases keeping the temperature constant (thus no change in kinetic energy of the molecules occurs due to temperature), the molecules get more space to move around. Thus the pressure exerted by the molecules on the walls of the container decreases.Agriscience: What are some of the advancements in fertilizer that was created by Florikan and by Suprasensor?
Answers
Answer:
Florikan developed polymer coated controlled - release fertilizer and Suprasensor developed soil sensors.
Explanation:
Florikan developed polymer coated controlled - release fertilizer which are fertilizers which gradually release their nutrients into the soil for plant use, while Suprasensor developed soil sensors which detect the presence of pesticides, fertilizers and other agricultural chemicals and prescribe soil salinity level which allow farmers to solve unmet needs while detecting and monitoring critical molecular components while cultivating.
In 1884, Hans Christian Gram described a method of staining bacterial cells while not staining surrounding animal tissues. However, he thought that the staining method he developed was faulty because not all bacteria stained. In a letter to the editor of the journal in which Gram published his findings, write your response to Gram's concern.
Answers
Answer:
In 1884, Hans Christian Gram described a method of staining bacterial cells while not staining surrounding animal tissues. However, he thought that the staining method he developed was faulty because not all bacteria stained. ... Not all bacteria stained because some have walls that prevents the staining.