If an insulator is inserted between the two conductors of a capacitor, the capacitance of the capacitor will decrease.
A capacitor is an electronic device that stores electrical energy in an electric field. Capacitors work by storing electric charge between two conductive plates separated by an insulating dielectric.
In a capacitor, the ability to store electrical charge, known as capacitance, is dependent on the distance between the conductive plates and the dielectric material that separates them. The capacitance of a capacitor is directly proportional to the area of the plates and inversely proportional to the distance between them.
If the distance between the plates is increased by inserting an insulator, the capacitance will decrease. The insulator's dielectric constant must be taken into account when calculating the new capacitance of the capacitor. The capacitance of a capacitor is given by the formula: C = εA/d, where C is the capacitance, ε is the dielectric constant, A is the area of the plates, and d is the distance between them.
Therefore, the capacitance of a capacitor will decrease if an insulator is inserted between the two conductors of the capacitor.
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Which of the following statements explaining the increase in SV after aerobic training is correct?
a. reload, contractility, and afterload increase
b. preload, contractility, and afterload decrease
c. preload and contractility increase, afterload decreases
d. preload decreases, contractility and afterload increase
The statement explaining the increase in stroke volume (SV) after aerobic training is correct is preload and contractility increase, afterload decreases.
Stroke volume increases by about 20–50% in the transition from rest to submaximal exercise. It does not change as intensity of exercise increases from approximately 40% to 100% , despite the limited time available for ventricular filling at high heart rates during exercise.
After long term aerobic training, the body adapts to become more efficient at meeting the metabolic demands. The changes to the cardiovascular system include increased maximal cardiac output (Qmax), increased stroke volume (SV).
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What are the materials would be best to use to prepare a wet mount of an onion cell
Wet mount technique is used for preparing eukaryotic cells such as the cells of plants and animals for the microscope. In order to view bacteria prokayotes which are much smaller than plant and animal cells a different specimen preparation technique is used called a bacterial smear.
Answer:
a glass slide, stain, forceps, dropper, a toothpick, and a beaker filled halfway with water.
Explanation:
Consider a convergent-divergent (De Laval) nozzle that expands air in off-design conditions. The upstream total pressure is P₁= 10 bar and the back-pressure (pressure in the downstream environment) is p₂= 1 bar. The design pressure ratio (p2/p0°)a is 02. The following statement is true: O (A) The pressure in the outlet section pout is equal to 5.28 bar O (B) The pressure in the outlet section pout is equal to 1 bar O (C) The pressure in the outlet section pout is lequal to 2 bar O (D) The pressure in the outlet section pout is equal to 0.528 bar
The correct answer is option (A) The pressure in the outlet section pout is equal to 5.28 bar.
The convergent-divergent nozzle or De Laval nozzle is a nozzle that converts the internal energy of a gas into kinetic energy by an adiabatic expansion process.
It consists of a converging section and a diverging section. The nozzle is designed to expand gases to supersonic velocities. The design of the De Laval nozzle is critical because its performance is highly dependent on its design.
The De Laval nozzle is designed based on the pressure ratio of the inlet to the outlet, which is called the critical pressure ratio.
The critical pressure ratio is the pressure ratio at which the flow reaches sonic velocity. According to the given data, the pressure ratio of the design is 0.2.
Therefore, the pressure in the outlet can be calculated as:
pout = P1/(2/(γ + 1))^(γ/(γ - 1)) * (1 - p2/P1^(γ - 1)/((γ + 1)/2)^(γ/(γ - 1)))
Where, γ is the ratio of specific heats of the gas. In this case, γ = 1.4 (since the gas is air).
Therefore,
pout = 10/(2/2.4)^1.4 * (1 - 1/10^(1.4 - 1)/((1.4 + 1)/2)^(1.4/(1.4 - 1)))
pout = 5.28 bar
Hence, the correct answer is option (A) The pressure in the outlet section pout is equal to 5.28 bar.
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How is muscular endurance different than muscular strength?.
A lab scientist investigating the effect of caffeine on the brain measures the activity of a rat dosed with caffeine. 5.0 seconds after jumping on an exercise wheel, the rat is running in place at 1.4 m/s. The wheel has a .27 m diameter and a mass of 7.5 kg. Model the wheel as a hoop. a) What is the average rotational acceleration of the wheel in the first 5.0 seconds. b) How much work did the rat perform in this period of time?
Coral dies and is buried by sediment, eventually forming limestone.
Which type of rock is formed in this process
Explanation:
The process described is that of the formation of sedimentary rock, specifically limestone. Limestone is a sedimentary rock composed mainly of calcium carbonate (CaCO3) which is derived from the accumulation of the remains of marine organisms such as coral, shells, and other calcareous materials, along with the precipitation of calcium carbonate from seawater. Over time, the accumulated sediment undergoes compaction and cementation, resulting in the formation of limestone.
The process that is described is one of the ways in which limestone, a sedimentary rock, can form, and the limestone is mainly composed of calcium carbonate, which comes from the exoskeletons of marine organisms such as coral.
What is coral?Limestone is a sedimentary rock that forms primarily from the accumulation and compaction of organic and inorganic materials on the ocean floor. The organic materials that contribute to limestone formation can include the exoskeletons of marine organisms such as coral, as well as shells, mollusk fragments, and microorganisms. When these materials accumulate on the ocean floor, they are often covered by layers of sediment such as mud, sand, and silt. Over time, the weight and pressure of the overlying sediment can compress and cement the organic and inorganic materials together, forming a solid rock.
Hence, the process that is described is one of the ways in which limestone is processed that is a sedimentary rock, can form.
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carolus linnaeus developed a system to organize all life on earth called(1 point) responses binomial nomenclature. binomial nomenclature. a phylogenetic tree. a phylogenetic tree. taxonomy. taxonomy. a dichotomous key.
Carolus linnaeus developed a system to organize all life on earth called binomial nomenclature.
"Binomial nomenclature is the natural procedure for naming the living beings where the name is made out of two terms, where, the initial term shows the family and the subsequent term demonstrates the types of the creature."
The arrangement of binomial nomenclature was presented by Carl Linnaeus. Various nearby names make it incredibly challenging to distinguish a life form universally and monitor the quantity of species. Hence, it makes a ton of disarray. To dispose of this disarray, a standard convention came up. As per it, every single life form would have one logical name which would be utilized by everybody to recognize an organic entity. This course of normalized naming is called as Binomial Classification.
All living species including plants, creatures, birds and furthermore a few organisms have their own logical names. For eg.,
The biological name of the tiger is introduced as Panthera tigris. 'Panthera' addresses the sort and 'Tigris' addresses a specific animal groups or explicit sobriquet.The biological name of human is introduced as Homo sapiens. 'Homo' addresses the variety and 'sapiens' addresses a specific animal types.The Indian bullfrog is deductively composed as Rana tigrina. 'Rana' is the name of the variety and 'tigrina' is the name of the particular species.To know more about binomial nomenclature,visit here:
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(Complete question) is:
carolus linnaeus developed a system to organize all life on earth called________.
Answer:
History of Classification Quick Check Answers
Explanation:
1: Binomial nomenclature
2: Domain
3: Both focus on illustrating taxonomic relationships between organisms.
4: Domain, kingdom, phylum only
5: Juglans nigra
If a sample originally had 120 Adams of carbon 14 how many atoms will remain after 17,190 years
Answer:
15 atoms
Explanation:
About 15 atoms out of the 120 Adams would remain.
Generally, the half-life of a substance is the time it takes for one-half of that substance to disintegrate.
Carbon 14 has a half-life of approximately 5,730 years. 17,190 years means that the sample had stayed for 17,190/5,730 which is equal to 3 carbon-14 half-lives.
Out of 120 Adams,
the first half-life will reduce 120 to 60 Adamsthe second half-life will reduce 60 Adams to 30 Adamsthe third half-life will reduce 30 Adams to 15 Adams.Hence, at the end of the 17,190 years, approximately 15 Adams would remain.
Which statements describe the breakdown of lipids?
-The enzyme is a catalyst
-The name of the enzyme is lipase
-The enzyme speeds up the reaction
-The enzyme is made of RNA molecules
-The enzymes is degraded in the reaction
-The enzyme is involved in an anabolic reaction
Answer:
I think the second one
The name of the enzyme is lipase
Explanation:
because enzyme is a catalyst not because of breakdown of lipids but because it speeds up the biochemical reaction
this is a fact that enzyme speeds up the reaction.it is not because of lipids
enzymes is not degraded in the reaction.
anabolic reactions are the reactions that synthesizes larger molecules to smaller ones, not related to breakdown of lipids.
enzymes is not made up of RNA molecules. They are made up of proteins
Answer:
a,b,c,f are the correct choices
Explanation:
The digestive system below contains a mouth, a salivary gland, a stomach, a duodenum, and a pancreas. Which of the following foods will digest most completely in this system?
A. Chicken
B. Ice cream
C. Butter
D. Pasta
Answer:it’s pasta not butter
Explanation:
3. Viruses reproduce on their ownTrueOFalse
Answer:
False
Explanation:
Please help It is making me cry
Answer:
What are you supossed to be doing
Explanation:
Answer:
Can you give me the answers?
Explanation:
The addition of aldosterone _______. resulted in no change in urine volume decreased the urine volume to zero decreased the urine volume increased the urine volume
The addition of aldosterone resulted in a decrease in the urine volume and is denoted as option C.
What is Aldosterone?
This is produced in the adrenal gland and it helps to stimulate absorption of sodium by the kidneys.
It also regulates water and salt balance in the body which is why its addition leads to a decrease in the urine volume.
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A thermostat is used for which of the following?
Human cells can use either an aerobic process or an anaerobic process to produce ATP for energy. What determines which cells will use?
Answer:
Amount of Oxygen available.
You are studying an herbicide that is known to shuttle hydrogen ions (protons) across the thylakoid membrane in chloroplasts. You know the loss of this gradient will reduce ATP synthesis in the chloroplast. How do you predict this reduction in ATP will affect photosynthesis
The reduction in ATP synthesis caused by the loss of the proton gradient across the thylakoid membrane in chloroplasts, due to the herbicide's activity, is expected to have a negative impact on photosynthesis.
Photosynthesis is a complex process that relies on the availability of ATP as an energy source. ATP is synthesized during the light-dependent reactions of photosynthesis, which occur in the thylakoid membrane of chloroplasts. These reactions involve the absorption of light energy by chlorophyll and the generation of a proton gradient across the thylakoid membrane.
The herbicide's ability to shuttle hydrogen ions (protons) across the thylakoid membrane disrupts the normal establishment and maintenance of this proton gradient. As a result, the synthesis of ATP, which relies on the proton gradient, is reduced. ATP is crucial for many essential processes in photosynthesis, including the conversion of light energy into chemical energy, the reduction of carbon dioxide, and the regeneration of molecules needed for the light-dependent reactions.
With a reduced supply of ATP, the overall rate of photosynthesis is likely to decrease. ATP is necessary for the synthesis of carbohydrates during the light-independent reactions (Calvin cycle), which use the energy stored in ATP and NADPH (another product of the light-dependent reactions) to convert carbon dioxide into glucose. Therefore, the reduction in ATP synthesis caused by the herbicide would lead to a decrease in carbohydrate production and ultimately impact the growth and survival of the plant.
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13) What are the 5 ELEMENTS found in DNA and other Nucleic acids, like RNA?
Answer:
Nucleic acids contain the same elements as proteins: carbon, hydrogen, oxygen, nitrogen; plus phosphorous (C, H, O, N, and P). Nucleic acids are very large macromolecules composed of repetitive units of the same building blocks, nucleotides, similar to a pearl necklace made of many pearls.
which of the following are represented by upper and lower case letters
A. proteins
B. chromosomes
C. genotypes
D. phenotypes
Answer: B. Chromosomes
Explanation:
what kind of rna could have the same effect as the methylation
The RNA that could have the same effect as the methylation would be S. I. R. N. A because they don't directly bind to the 5' cap,.
RNA methylation is the addition of a methyl group( CH3) to an RNA patch. This methylation generally occurs on the 5' cap of the RNA patch, and it can be used to regulate the expression of a gene. This regulation is frequently achieved by changing the way the RNA patch is reused and restated by the cell. An indispensable way to regulate gene expression could be through the use of small snooping RNAs( siRNAs). siRNAs are short double- stranded RNAs which can bind to and inhibit the restatement of a specific mRNA. siRNAs can thus be used to reduce the expression of a gene.To know more about methylation visit:
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fill in the blank: genetic drift can also be magnified by natural or human-caused events, such as a disaster that randomly kills a large portion of the population, which is known as the that results in a large portion of the genome suddenly being wiped out group of answer choices density dependent effect bottleneck effect gene flow effect random mating effect
Genetic drift can also be magnified by natural or human-caused events, such as a disaster that randomly kills a large portion of the population. This is known as the bottleneck effect, which results in a large portion of the genome suddenly being wiped out. The bottleneck effect can have a significant impact on the genetic diversity and population density of a species, making it more vulnerable to further environmental changes and reducing its adaptability.
The blank can be filled with "bottleneck effect". Genetic drift is the random fluctuation of allele frequencies in a population due to chance events. The bottleneck effect occurs when a population undergoes a significant reduction in size, leading to a decrease in genetic diversity. This can happen due to natural disasters, human-caused events, or other factors that randomly kill a large portion of the population. When a bottleneck occurs, the surviving individuals may have a different genetic makeup than the original population, leading to changes in allele frequencies. The effect is magnified in populations with low genetic diversity and high density, making it an important consideration in conservation biology. In summary, the bottleneck effect is a type of genetic drift that can have a significant impact on the evolution of a population.
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which structure is present in bacteria but not in a virus?
1) Nucleic Acid
2) Capsid
3) Cell Membrane
4) Envelope
Answer:
Yes the only structure not present in a virus is C) Cell membrane
correct on edg2021 :)
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In a P generation of true-breeding tall plants that are crossed with true-breeding short plants, 100% of the F1 generation are tall. What does this suggest about short and tall alleles
If in a P generation of true-breeding tall plants that are crossed with true-breeding short plants, 100% of the F1 generation are tall, then this suggest that short is recessive while tall is dominant.
What are recessive and dominant alleles for a given phenotypic trait?Recessive and dominant alleles for a given phenotypic trait are those that are masked or masked respectively the expression of the feature.
Therefore, with this data, we can see that dominant alleles are able to mask a particular feature in heterozygous individuals as obtained after a line pure cross.
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the neurotransmitter is secreted by the neurons of the basal nuclei. the degeneration of these neurons results in disease.
The neurotransmitter dopamine is secreted by the neurons of the basal nuclei. The degeneration of these neurons results in Parkinson disease.
What is Parkinson's disease?Parkinson's disease is a neurodegenerative disease in which movement is affected. This happens because the nerve cells do not produce enough dopamine. Parkinson's symptoms begin gradually with tremors in the hands, arms, legs, slowness of movement with balance and coordination problems. As time goes by, these problems begin to worsen until they disable the individual from simple skills.
This disease usually appears in old age around 60 years old, it is more common in men and it is not a disease that has a cure but if there are medications that can improve the symptoms, even surgery or stimulation can be given in severe cases in the brain.
Therefore, we can confirm that the neurotransmitter dopamine is secreted by the neurons of the basal nuclei. The degeneration of these neurons results in Parkinson disease.
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Question 1(Multiple Choice Worth 4 points) (01.03 LC) Organic molecules are sometimes found within meteorites that crash into Earth. Which meteorite condition in space is similar to what most likely was present in Earth's early atmosphere? Abundance of oxygen Very cold temperatures Presence of inorganic molecules Low levels of ultraviolet radiation
Answer:
Presence of inorganic molecules
Explanation:
Earth's primitive atmosphere contained a mix of different inorganic compounds (gases) including, among others, water vapor (H2O), carbon dioxide (CO2), ammonia (NH3), methane (CH4), etc. It has been proposed that these inorganic molecules would generate the conditions needed to form a "primordial soup" of organic molecules (i.e., RNA nucleotides, amino acids, etc). Subsequently, this soup would accumulate in water bodies of the primitive Earth due to endogenous abiotic syntheses and the delivery caused by comet/meteorite collisions.
Answer:
C. Presence of inorganic molecules
Explanation: i took the test and got it correct :)
7. What might humans do to INCREASE the amount of nitrogen entering rivers and oceans?
or rivers
Answer:
Burning fossil fuels, application of nitrogen-based fertilizers, and other activities can dramatically increase the amount of biologically available nitrogen in an ecosystem. ... Much of the nitrogen applied to agricultural and urban areas ultimately enters rivers and nearshore coastal systems.
Explanation:
i hope it's help
A protein that is combined with another type of molecule such as a carbohydrate becomes?
A protein that is combined with another type of molecule, such as a carbohydrate, becomes conjugated
A protein is described to as conjugated when it joins forces with another kind of molecule, such as a lipid or a carbohydrate. A non-protein component, which may be a carbohydrate, lipid, or other type of molecule, plus a protein component, known as the apoprotein, make up conjugated proteins. A conjugated protein is created when non-protein component is covalently bound to the protein.
Many different biological processes depend on conjugated proteins. Examples of conjugated proteins with carbohydrates attached to them include glycoproteins. These glycoproteins perform a variety of tasks, such as cell recognition and immunological responses. Similar to lipids, which are transported in bloodstream via lipoproteins, which are conjugated proteins that carry lipids.
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Which treatment would the nurse anticipate for an infant admitted with bronchiolitis caused by respiratory syncytial virus (rsv)?
Supportive care is the mainstay of treatment for RSV bronchiolitis. Most infants can be managed at home, but those who are ill appearing, dehydrated, have poor feeding, apnea, develop respiratory distress or require supplemental oxygen should be considered for hospitalization.
What is Respiratory syncytial virus (rsv) ?Syncytial respiratory virus in children and adults. Seasonal lung infection caused by the extremely contagious respiratory syncytial virus (RSV). It is a typical childhood disease that can also affect adults. Most occurrences are minor, with symptoms resembling a cold.
RSV infection does not currently have a specific therapy, although scientists are striving to create vaccinations and antivirals (medicines that fight viruses).Learn more about Respiratory syncytial virus here:
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☆〜Think back to how boat anchors are damaging corals on Seafoam Island. Read below about the island. Then use the table to answer the question.
☆〜The residents of Seafoam Island wanted to know whether the damage to corals could allow seaweed to take over the reef. So, scientists from Seafoam Island began a study to find out how much of the reef was covered in seaweed instead of corals.
☆〜The scientists collected data from the reef by using transects. A transect is a line of measuring tape that is laid across the surface of a reef. Scientists can record how much of the line is over seaweed and how much is over corals.
*・゜゚・*:.。..。.:*・・*:.。. .。.:*・゜゚・*
Would be awesome if it was nice and quick <3
The completed table would be:
Year of study L covered in seaweed (m) % of reef covered in seaweed
Year 0 0.40 4.0%
Year 1 0.55 5.5%
Year 2 0.75 7.5%
Year 3 1.02 10.2%
How do we calculate?With the equation provided, we will calculate the percentage of the reef covered in seaweed for each year using the data provided in the table:
Year O:
percentage of reef covered in seaweed = (0.40 m / 10.0 m) x 100% = 4.0%
Year 1:
percentage of reef covered in seaweed = (0.55 m / 10.0 m) x 100% = 5.5%
Year 2:
percentage of reef covered in seaweed = (0.75 m / 10.0 m) x 100% = 7.5%
Year 3:
percentage of reef covered in seaweed = (1.02 m / 10.0 m) x 100% = 10.2%
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what feature of the plasma membrane is primarily responsible for the selective uptake and export of ions and molecules from the cell?
The phospholipid bilayer of the plasma membrane is the main component that is in charge of the selective uptake and export of ions and molecules from the cell.
What is plasma membrane?The plasma membrane, also known as the cell membrane, is a thin, semi-permeable membrane that surrounds and encloses the contents of a cell, separating it from its external environment. It is a vital component of all cells, including animal, plant, and bacterial cells.
Two layers of phospholipid molecules with a hydrophilic (water-loving) head and a hydrophobic (water-fearing) tail make up the phospholipid bilayer. The hydrophobic tails face inward and create a non-polar barrier, while the hydrophilic head faces outward toward the aqueous environment inside and outside the cell.
Because of its non-polar barrier, the membrane may control which ions and molecules pass through it according to their size, charge, and polarity.
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Which of the following is the product of (3x2 − 1)(x2 − 4)?