The {{c1::semicircular canals}} detect twisting of the head with fluid and hair cells
Answers
The semicircular canals are three fluid-filled structures located in the inner ear that are responsible for detecting changes in rotational acceleration of the head.
Each semicircular canal is oriented in a different plane and contains hair cells that are embedded in a gel-like substance called the cupula. When the head rotates, the fluid inside the semicircular canals moves and causes the cupula to bend, which in turn stimulates the hair cells to send signals to the brain. This allows us to maintain our balance and sense changes in our body position.
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Related Questions
Which solution has the higher percent of the acid a 0.10m solution of hc2h3o2
Answers
To determine which solution has a higher percentage of acid, we need to compare the concentrations of the acid in the solutions. In this case, we have a 0.10 M solution of HC2H3O2 (acetic acid).
To calculate the percentage of acid in the solution, we need to determine the molar mass of acetic acid, which is 60.052 g/mol. Then we can use the following formula:
Percentage of acid = (Molar mass of acid / Molarity of solution) * 100For the 0.10 M solution of HC2H3O2:
Percentage of acid = (60.052 g/mol / 0.10 mol/L) * 100Percentage of acid ≈ 600.52%Therefore, the 0.10 M solution of HC2H3O2 has a higher percentage of acid, approximately 600.52%.
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you're studying a population of an endangered wildcat in india. this population has been hunted aggressively, but there was also a rumor that the remaining ones are heavily inbred. you sample all 500 remaining cats to look for evidence of inbreeding and get the following genotypes: aa: 31, aa: 188, aa: 281 what do you conclude?
Answers
We conclude that the cats are not detectably inbred when studying about the population of an endangered wildcat in India.
Signs of immoderate inbreeding encompass ordinary small clutter sizes (one or kittens), crooked noses, misaligned jaws, extraordinary eye set and asymmetry. Male and ladies might also additionally revel in low fertility and most cancers is greater not unusualplace in more youthful cats.
Inbreeding is the mating collectively of intently associated cats, as an instance mother/son, father/daughter, sibling/sibling matings and half-sibling/half-sibling. It is the pairing of animals which might be greater intently associated than the common population.
In the wild, there'll constantly be a few diploma of inbreeding when you consider that cats will obviously breed with their near loved ones if they arrive into touch with every different while the girl is in heat. Therefore, a few diploma of inbreeding is natural.
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1. The evidence used by the speaker in this video helps support the position
that birds at the top of the food chain have been harmed the most by DDT.
The speaker does this by:
a. Sharing a story about DDT and how it affected animals, particularly birds
b. Stating claims about birds and their environment and using evidence to
support the claims
c. Explaining the build-up of DDT in the environment
Answers
The evidence used by the speaker in the video that helps support the position that birds at the top of the food chain have been harmed the most by DDT is by stating claims about birds and their environment and using evidence to support the claims.
William Engdahl, an analyst and researcher, in his speech "The DDT Story - How US
Agency for International Development Used Third World Citizens as Guinea Pigs for
Human-Testing of a Known Carcinogen," shows how the pesticide DDT (dichloro-diphenyl-trichloroethane) had a catastrophic impact on birds, wildlife, and humans.
Engdahl uses evidence to support his statements, demonstrating how DDT became a global concern and how it triggered public action to counter the impacts. Based on the question, the speaker supports the position that birds at the top of the food chain have been harmed the most by DDT by stating claims about birds and their environment and using evidence to support the claims.
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What happens to air pressure as altitude increases? (a) It stays the same) (b) it decreases) (c) it increases)
Answers
Answer: air pressure drops
Explanation: As altitude rises the air pressure drops.
what organelle stores water in the plant cell
Answers
Answer: Vacuoles
Explanation:
Answer:
VacuolesExplanation:
A vacuole is the storage area of the cell. Vacuoles store water, food, and waste.~hope this helps, Have a good rest of your weekend ! :)important eye equipment for lab work
Answers
Answer:
Safety glasses and safety goggles are used in the laboratory to protect the eyes. Safety goggles provide the best protection from chemicals splashing in the eyes because they protect the sides of the face. Safety glasses do not protect the sides of the face, so chemicals could still get into the eyes.
Answer:
Safety glasses and safety goggles are used in the laboratory to protect the eyes. .
Explanation:
. Safety goggles provide the best protection from chemicals splashing in the eyes because they protect the sides of the face. Safety glasses do not protect the sides of the face, so chemicals could still get into the eyes.
what is the difference between monomers, polymers, and macromolecules?
Answers
Answer:
Monomer is a word made of two parts, mono means one, and met means unit, so monomers are the building units of the polymers. Macromolecules are polymers, macromolecules in biology refers to the major categories of molecules that make the cell which are the proteins, carbohydrates, lipids and nucleic acids.
how are photosynthesis and respiration related to each other?
Answers
Answer:
Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.
Answer:
photosynthesis converts cabon dioxide and water into oxygen and glucose
while respiration converts glucose and oxygen into water and carbon dioxide
Natural selection does not always result in an increase in genetic diversity.
Please select the best answer from the choices provided
ОТ
OF
Answers
Answer:
It does affect it.
So the answer is OT.
Could directional selection lead to the creation of a new species? justify your reasoning using what you’ve learned from models 1 and 2.
Answers
Directional selection can be an important factor in speciation, it is often just one of several factors that act in concert to cause speciation. Other factors, such as genetic drift, mutation, and geographic isolation, can also play important roles in driving the creation of new species.
Directional selection can be one of the mechanisms that can lead to the creation of a new species, but it typically requires additional factors to drive speciation.
In Model 1, we saw that directional selection can cause a shift in the mean trait value of a population over time. If this shift continues to the extent that the population becomes reproductively isolated from the original population, a new species could potentially arise. This process is known as adaptive radiation.
However, directional selection alone may not be sufficient to lead to speciation. In Model 2, we saw that gene flow can act to maintain the genetic similarity between populations, preventing speciation. Even if directional selection causes differences to arise between populations, gene flow could continue to homogenize the populations and prevent the establishment of reproductive isolation.
Therefore, while directional selection can be an important factor in speciation, it is often just one of several factors that act in concert to cause speciation. Other factors, such as genetic drift, mutation, and geographic isolation, can also play important roles in driving the creation of new species.
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If two heterozygous have 4 offspring's, will they be all heterozygous?
Answers
If two heterozygous have 4 offspring, then the likelihood they have 4 heterozygous individuals is 1/16 since it is equal to 1/2 x 1/2 x 1/2 x 1/2 (the likelihood to have a heterozygous is 1/2).
What is the likelihood to have heterozygous individuals in a hybrid genetic cross?The likelihood to have heterozygous individuals in a hybrid genetic cross is equal to 50% or 1/2 because it is dictated by gamete segregation during meiosis, while the likelihood to have homozygous individuals in a hybrid genetic cross is equal to 1/4 or 25% both for the dominant and the recessive genotypes.
Therefore, with this data, we can see that the likelihood to have heterozygous individuals in a hybrid genetic cross is equal to 1/2 and therefore the likelihood of 4 heterozygous is equal to the product between these values.
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Diffusion does not require any energy.
How does diffusion work?
A. Particles move from areas of higher concentration to
areas of lower concentration.
B. Molecules are moving AGAINST a concentration
gradient.
C. Heat is released making molecules move more quickly.
D. Cells only use energy to move substances across the
membrane.
Answers
A - Read below
Diffusion is simply particles spreading around. Think of it like spraying perfume in a room. Where the person sprayed the perfume would be a high concentration as there is a lot of that perfume there. However, on the other side of the room there would be little to no perfume. So the perfume spreads around until it is evenly distributed in the room.
Why might excess capacity be beneficial for? what are some of the issues should consider before increasing production to use the space? why might excess capacity be beneficial for?
Answers
Only 80% of current capacity is being used. It would need to take into account using the excess capacity to increase production of either of the present models or add a new product line in the future as the excess capacity is now costing $42,000 yearly.
What is current capacity?In some nations in North America, the term "ampacity" is a portmanteau for "ampere capacity," which is prescribed by national electrical codes. The greatest continuous current, measured in amperes, that a conductor can carry while in use without going over its temperature rating is known as ampacity.It should only do this if there is sufficient demand for the product to support higher costs and the required capital expenditure, as well as available skilled labor and machine capacity. It may also take into account renting the available space to an acceptable outside user, with the flexibility to reclaim the space if necessary. On the other side, It might also benefit from having surplus capacity.The greatest continuous current that a device or conductor can carry without permanently losing any of its mechanical or electrical qualities.Learn more about current capacity here:
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Only 80% of the capacity is being utilized at the moment. As the extra capacity is now costing $42,000 year, it would need to take into account using the excess capacity to raise production of either of the current models or to introduce a new product line in the future.
What about current capacity?The term "ampacity," which is defined by national electrical rules, is a portmanteau for "ampere capacity" in various North American countries.Ampacity is the maximum continuous current, expressed in amperes, that a conductor can support while operating without exceeding its temperature rating.It should only do this if there is enough market demand for the good to justify higher prices, the necessary capital investment, as well as the availability of trained personnel and machine capacity.Additionally, renting the available space to a respectable outsider with the option to retake the area if necessary may be considered.However, it might also profit from having extra capacity.The maximum continuous current that a device or conductor can carry without deteriorating irreversibly in terms of its mechanical or electrical properties.Learn more about current capacity here:
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Please help!!!
What is the degree of the polynomial 3x^5-6x^2+5x?
A ) 8
B ) 7
C ) 2
D ) 5
Answers
Answer:
D.5
Explanation:
i took the test trust meThe degree of the polynomial 3x^5 - 6x^2 + 5x is 5, so the answer is option D.
A polynomial is a type of algebraic expression that consists of variables, coefficients, and exponents.
There can be one or more terms in a polynomial, and the degree of the polynomial is determined by the highest power of the variable present in it.
For example, the polynomial 3x^2 + 4x + 5 has a degree of 2 since the highest power of the variable (x) is 2. In the given polynomial 3x^5 - 6x^2 + 5x, the highest power of the variable is 5, which means that the degree of the polynomial is 5.
Hence, the correct answer is option D.
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Why a decrease in the maturation of ovarian follicles may lead to reduced implantation rates
Answers
A decrease in the maturation of ovarian follicles may lead to reduced implantation rates because the maturation of ovarian follicles is essential for the release of mature eggs during ovulation. If the follicles do not fully mature, it can result in the release of immature or poor-quality eggs, which may have difficulty fertilizing and implanting in the uterus.
During the menstrual cycle, ovarian follicles develop and mature under the influence of hormones. The maturation process involves the growth and development of the egg within the follicle until it reaches its final stage of maturity. Once the follicle is fully mature, it ruptures, releasing the egg for potential fertilization.
If the maturation of ovarian follicles is compromised or delayed, it can lead to a decrease in the quality and viability of the eggs. This can negatively affect the chances of successful fertilization and implantation in the uterus, ultimately resulting in reduced implantation rates and decreased fertility.
Various factors can contribute to a decrease in the maturation of ovarian follicles, including hormonal imbalances, age-related decline in egg quality, certain medical conditions, or lifestyle factors.
Addressing these underlying causes and seeking appropriate medical interventions may help improve the maturation of ovarian follicles and increase the chances of successful implantation.
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A river has several different industries along its banks, polluting its waters. How will this impact Earths other systems?
Answers
Answer: Pollution will move with water, disrupting other ecosystems.
What are the 5
qualifications for
something to be
experimented on
scientifically?
please help lol
Answers
The five components of scientific method are: observations, questions, hypothesis, methods and results. Following scientific method procedure not only ensures that experiment can be repeated by other researchers, but also that the results garnered can be accepted.
1. Define a Question to Investigate
As scientists conduct their research, they make observations and collect the data. The observations and data often lead them to ask why something is the way its
2.Make Predictions
Based on their research and observations, scientists will often come up with hypothesis. A hypothesis is possible answer to a question.
3. Gather Data
Evidence is needed to test prediction. There are several strategies for collecting evidence, or data. Scientists can gather their data by observing the natural world, performing an experiment in laboratory, or by running mode
4. Analyze the Data
Scientists organize their data in tables, graphs, or the diagrams. If possible they include relevant data from other sources
5. Draw Conclusions
Based on whether or not their prediction came true scientists can then decide whether evidence clearly supports or does not support hypothesis
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Please help me with this
Answers
2. C
3. D
4. B
5. C
Hope this helps :)
Case #2: Lambert-Eaton myasthenia syndrome (LEMS)A 50-year-old chronic smoker comes to your clinic complaining that he has noticed he ishaving more difficulty rising from a chair, climbing stairs, and walking. He has always been very active and is in good physical health. He first noticed that his legs felt weaker about a year ago. He thought it was just part of normal aging, but he has noticed that his weakness has slowly progress. He states that occasionally his legs ache. You inquire about other autonomic symptoms and he indicates that he also has xerostomia. You suspect that he may have Lambert-Eaton myasthenia syndrome (LEMS).If you could record from presynaptic motor neuron terminals, what changes would you expect to find in terms of presynaptic Ca2+, Na+, and K+ influxes?
Answers
Calcium channels open at presynaptic motor neuron terminals. Calcium influx induces synaptic vesicles to fuse. The presynaptic membrane is further depolarized by sodium ion inflow and potassium outflow.
Lambert-Eaton syndrome, also known as Lambert-Eaton myasthenic syndrome, is a disorder in which the immune system targets the neuromuscular junctions, which connect nerves and muscles. Nerve cells normally provide information to muscle cells. These impulses assist muscles in moving.
This is extremely similar to myasthenia gravis, except in MG, the acetylcholine receptor on the nerve is impaired, whereas in LEMS, the voltage-gated calcium channel on the neuron is impacted. Lambert-Eaton myasthenic syndrome (LEMS) is a highly uncommon illness that disrupts nerve-to-muscle impulses. It implies that the muscles are unable to appropriately tighten (contract), resulting in muscular weakness and a variety of additional symptoms.
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According to a medical doctor in the DVD series, if an infant makes it to 26 weeks and is then born prematurely, they are always treated. To take a utilitarian moral point of view in this situation would be to place first priority on
Answers
If an infant makes it to 26 weeks and is born prematurely, they are always treated because at this point, they have a higher chance of survival. From a utilitarian moral point of view, the first priority would be to prioritize the greatest good for the greatest number of people.
In this case, the greatest good would be to ensure that the infant receives medical treatment and has the best chance of survival.
Utilitarianism is a moral theory that focuses on the consequences of actions. It states that actions are morally right if they promote the greatest happiness or pleasure for the greatest number of people. In this situation, treating the premature infant would promote happiness and well-being for both the infant and their family. It would also be beneficial for healthcare professionals who take pride in their work and want to ensure that all patients receive the best possible care.If an infant makes it to 26 weeks and is born prematurely, they are always treated because at this point, they have a higher chance of survival. From a utilitarian moral point of view, the first priority would be to prioritize the greatest good for the greatest number of people.
While there may be potential risks and challenges associated with treating premature infants, from a utilitarian perspective, the potential benefits outweigh the costs. It is important to consider the long-term consequences of actions and to act in a way that maximizes overall well-being. Therefore, treating premature infants who have reached 26 weeks is considered the most ethical and morally sound course of action.
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How does acid rain (deposition) form and travel to effect the environment?
Answers
Answer:
The ecological effects of acid rain are most clearly seen in aquatic environments, such as streams, lakes, and marshes where it can be harmful to fish and other wildlife. As it flows through the soil, acidic rain water can leach aluminum from soil clay particles and then flow into streams and lakes
Explanation:
Photosynthetic organisms living deep in the water will have pigments that can absorb
A. orange light
B. blue light
C. yellow light
D. red light
Answers
Answer:
Light passes through air pretty freely, but gets absorbed and refracted a lot more in water.
Explanation:
What type of molecules move by osmosis?
Answers
Answer:
Osmosis is the diffusion of water molecules, from a region of higher concentration to a region of lower concentration, through a partially permeable membrane. A dilute solution contains a high concentration of water molecules, while a concentrated solution contains a low concentration of water molecules.
Explanation:
How do all the action of micro organisms on following nutrients
Carbohydrates
Lipids
Proteins
Answers
Microorganisms play an essential role in the breakdown and cycling of nutrients, including carbohydrates, lipids, and proteins.
What is the role of microorganisms in enriching soil nutrients?The role of microorganisms in enriching soil nutrients is as follows:
Carbohydrates: Microorganisms break down carbohydrates into simple sugars like glucose through a process called glycolysis. Some microorganisms like yeast then use these simple sugars to produce energy and release carbon dioxide and ethanol in the process of fermentation.
Lipids: Microorganisms break down lipids through a process called lipolysis. Microorganisms like bacteria and fungi can then use the glycerol and fatty acids to produce energy through processes like beta-oxidation. Some microorganisms can also produce lipids, which can be used for biofuel production.
Proteins: Microorganisms break down proteins into their constituent amino acids through a process called proteolysis.
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Explain how white blood cells protect the body from disease.
Answers
Answer:
White blood cells are a part of your immune system that protects your body from infection. These cells circulate through your bloodstream and tissues to respond to injury or illness by attacking any unknown organisms that enter your body.
Explanation:
White blood cell, also called leukocyte or white corpuscle, a cellular component of the blood that lacks hemoglobin, has a nucleus, is capable of motility, and defends the body against infection and disease by ingesting foreign materials and cellular debris, by destroying infectious agents and cancer cells
The mmr vaccine is given to young children as a shot that provides them near life-long immunity. which type of immunity will a patient who receives mmr vaccine acquire?
Answers
The MMR vaccine is used to protect children against measles, mumps and rubella.
The MMR vaccine contains weakened versions of live measles, mumps and rubella viruses. The vaccine works by triggering the immune system to produce antibodies against measles, mumps and rubella.CDC recommends all children get two doses of MMR (measles-mumps-rubella) vaccine, starting with the first dose at 12 through 15 months of age, and the second dose at 4 through 6 years of age. Children can receive the second dose earlier as long as it is at least 28 days after the first dose.
One dose of MMR vaccine is 93% effective against measles, 78% effective against mumps, and 97% effective against rubella.Two doses of MMR vaccine are 97% effective against measles and 88% effective against mumps.
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Strains often occur as a result of lack of stretching before and after strenuous activity. Strains are an injury to a _____________________ and can be a full tear that requires surgery or simply a slight strain that requires rest.
A. blood vessel
B. heart
C. ligament
D. tendon
Answers
Which situation would increase the fluidity of a
phospholipid bilayer?
A. decreasing the temperature
B. increasing the number of proteins
C. increasing the number of cholesterol molecules
D. increasing the number of unsaturated fatty acids
Answers
Answer:
C
Explanation:
Cholesterol molecules stay in between fatty acid tails preventing them from sticking together
The situation that would increase the fluidity of the phospholipid bilayer is increasing the number of cholesterol molecules. The correct option is C.
What is a phospholipid bilayer?A phospholipid bilayer is a layer around a cell. The cell membrane is composed of a bilayer of phospholipids. It contains fatty acids and alcohol.
Bilayers of phospholipids are essential parts of cell membranes. The lipid bilayer serves as a physical barrier to the entry and exit of molecules and ions from the cell. However, allowing the selective transit of specific substances into and out of cells is a crucial role of the cell membrane.
Cholesterol is present between fatty acid molecules and prevents them from sticking to each other.
Therefore, the correct option is C. increasing the number of cholesterol molecules.
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21. What is true about photosynthesis?
a. It produces water
b. It takes place in plants and animals
c. It produces carbon dioxide
d. It provides vital organic compounds
e. It requires sunlight energy
Answers
Answer:
a and e
Explanation:
Fats, oils and cholesterol are all types of what?
A cell membranes
B. hormones
C. lipids
D. fatty acids
Answers
Answer:
lipids is the answer of your question
Answer:
Lipids!
Explanation:
Lipids give us the energy to run, walk, and play! Lipids are stored in our bodies for maximum energy. Lipids come from meat, pastries, and other delicious goodies! However, too much lipids can be unhealthy so a balanced diet is a must!