How are the proces of food in human stomach

The area of the pond required to produce 200 kg of fish based on the food chain is 1000 m².

A food chain is a network of links in a food web that runs in a straight line from producer organisms to apex predators, detritivores, or decomposer species.

The food chain in the pond is given below:

algae ---> zooplankton ---> fish

10% of energy is transferred to the next energy level.

If the algae growth rate is 20 kg/m²/year, the zooplankton will provide 2 kg/m²/year and fish will have 0.2 kg/m²/year.

The area of the pond required to produce 200 kg of fish = 1 * 200/0.2

The area of the pond required to produce 200 kg of fish = 1000 m².

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The objective of this lab is for students to apply their understanding of conservation of energy to different scenarios involving a jump-up toy.

A jump-up toy is a small, spring-loaded device that can be pressed down and released, causing it to jump up. The students will work through different scenarios that involve this toy, using their knowledge of conservation of energy to solve for each one. This lab is designed to help students understand the concept of potential energy and how it can be transformed into kinetic energy through the use of the jump-up toy. The lab will also help students understand how to apply the conservation of energy principle to real-world situations.

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MASS OF ~1 AMU: neutron, proton

MASS OF ~1/2000 AMU: electron

These particles are frequently referred to as subatomic particles since they are the building blocks of atoms. There are protons, neutrons, and electrons, three types of subatomic particles.

With a mass of 1.0087 amu, the neutron is the heaviest subatomic particle while the proton has a mass of 1.0073 amu. The mass of an electron is 0.00055 amu, as is that of a positron.

smallest known subatomic electrically charged particle. The fundamental charge of electricity is a negative charge carried by electrons. In comparison to other subatomic particles, an electron has an extremely little mass.

Subatomic particles include the heavier constituents of the atom's small but incredibly dense nucleus as well as electrons, the negatively charged, nearly massless particles that nonetheless make up the majority of the atom's size.

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The experiment results show that more cells are produced per unit of time in root tips growing in compact sand than in root tips growing in loose sand, which supports the conclusions about cells in growing root tips of zea mays seedlings.

Maize (Zea mays) seedlings were grown in either loose or compacted sand with penetration resistances of 0.2 MPa and 3.8 MPa, respectively, to test the effect of mechanical impedance on cell fluxes in the root cap. Image analysis was used to estimate the number of cap cells, and the colchicine technique was used to determine cell doubling times.

mechanical resistance meristematic activity in the root cap's lateral region is slightly increased. Extra border cells released would aid root penetration into the compact sand.

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Based on what you have read in the Gizmo, the fill up of the blanks with the words “liquid,” “gas,” or “solid” are:

Melting is the process of converting a solid into a liquid by increasing its temperature. As the temperature of a solid increases, its particles gain energy and begin to move more quickly.

Eventually, at a certain temperature known as the melting point, the particles have enough energy to overcome the forces holding them together and the solid becomes a liquid.

Note that Freezing is the opposite process of melting, it is the process of converting a liquid into a solid by decreasing its temperature. As the temperature of a liquid decreases, its particles lose energy and begin to move more slowly. Eventually, at a certain temperature known as the freezing point, the particles have lost enough energy to overcome the forces holding them apart and the liquid becomes a solid.

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Dogs exhibiting desirable characteristics are bred only with one another, so genetic diversity decreases best describes how selective breeding affects the genetic makeup of purebred dog populations. Option A. is the correct answer.

This refers to choosing parents that have particular characteristics to breed together and give rise to offspring with more desirable characteristics. Humans have selectively bred plants and animals for thousands of years including crop plants with better yields.

Selective breeding has three techniques namely:

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Heat energy transformed the way humans survive. It is also known as thermal energy.

The movement of minuscule atoms, molecules, or ions in solids, liquids, and gases produces heat energy. From one thing to another, heat energy can be exchanged. Heat is the flow or transfer that occurs as a result of the temperature differential between two objects.

At a thermal power plant, heat is converted into electricity, which powers our daily activities. The measurement of how hot or cold something is is called its temperature.

Thus, Heat energy transformed the way humans survive.

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Darwin's theory of evolution basically indicated that natural selection is what drives evolution and the evolution of a population of organism happens slowly which causes these organisms change over time.

Charles Darwin proposed that evolution occurs as a result of a phenomenon which is known as natural selection. Natural selection is basically the process by which the organisms which have the desirable traits, that is, the traits which give them a survival advantage over the other organisms in a population survive.

This evolution via natural selection occurs over a large period of time involving several generations of an organism. These changes cause an organism to change over time.

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Answer:

see below

Explanation:

High concentration of DDT interferes with the calcium metabolism .Shells of the eggs in birds in made up of calcium carbonate, since DDT inhibits the Ca metabolism it results into the thinning of shells of the eggs . Hence it makes the eggs susceptible to pre mature breaking and causes decline in bird population .

Clean Air Act is only applicable in the United States.

What do you mean by Clean Air Act?

The Clean Air Act is a body of legislation in the United States that was enacted in 1970 to regulate air pollution and protect the public from the effects of air pollution. It is a set of laws and regulations that are designed to reduce and control emissions of hazardous pollutants into the atmosphere. The Clean Air Act requires the Environmental Protection Agency (EPA) to set standards for the acceptable level of air pollution and to monitor and enforce those standards. The Act also provides grants to states and local governments to help them fund and implement programs to reduce air pollution.

The Clean Air Act is only applicable in the United States as it is a law passed by the United States Congress and applies only within the United States' borders. Other countries have their own laws to regulate air pollution and emissions standards, but they are not subject to the Clean Air Act.

Hence, option A is correct.

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Answer: sponges

Explanation: I think it is sponges as they do not exhibit tissue-layer organization and they do have different cell types that perform distinct functions and they also lack any real organs...

Polar microtubules contract, pulling attached chromosomes toward the poles is not correct with respect to mitosis.

This outlines the function of kinetochore microtubules during anaphase. Polar microtubules lengthen during anaphase, leading the cell to become elliptical.

Mitosis is a cell duplication process in which one cell divides into two genetically identical daughter cells. During the several stages of mitosis, the cell's chromosomes are copied and then distributed evenly between the two new nuclei of the daughter cells.

Mitosis is vital for three reasons: development and growth cell replacement, as well as asexual reproduction.

Mitosis occurs in somatic cells, which implies it occurs in all types of cells that do not produce gametes.

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C. Canola Oil

According to the American Medical Association, Canola oil has the lowest saturated fat content among the options given. Saturated fats can raise LDL cholesterol in the blood which can increase the risk of heart disease. So, if Roy wants to reduce his intake of saturated fats, it would be best for him to choose Canola oil as it has the lowest saturated fat content among the options. Canola oil is high in monounsaturated fats and low in saturated fats, making it a healthier option than other oils high in saturated fats, such as coconut oil, palm oil, and peanut oil. Soybean oil, olive oil, sunflower oil, and safflower oil also have relatively lower saturated fat content compared to the other options, but canola oil has the lowest.

A-autosomal recessive condition

B-X-linked recessive condition

[Start a pedigree investigation by figuring out how the ailment is inherited.

-

Is the ailment dominant or recessive? An affected person must have at minimum one parent with a dominant condition.

A recessive condition is one in which two unaffected parents produce an affected child. (This holds true for both circumstances A and B.)Start a pedigree investigation by figuring out how the ailment is inherited.

-Is the disorder X-linked or autosomal recessive? Two unaffected parents produce a female child that is affected, indicating an autosomal recessive disorder. (This applies to situation A.) The male parent will be impacted if the ailment were X-linked. Select the simpler option for the observed pattern—that is, the mode requiring fewer unrelated individuals to have the mutation—to distinguish among rare X-linked and autosomal recessive diseases.

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The embryo (at this stage known as a blastocyst) comprises an inner cell mass that is capable of producing all the specialized tissues that make up the human body during days 3-5 after fertilization and prior to implantation.

ESCs are produced from the inner cell mass of an in vitro fertilized embryo that has been given for study after receiving informed consent. ESCs are not made from eggs that have been fertilized inside of a woman.

Only found in the early stages of development, pluripotent stem cells are capable of developing into practically any form of cell. The goal of research is to comprehend how these cells differentiate during development.

We may be able to apply these developmental mechanisms to stem cells de rived from adult stem cells as we learn more about them.

Therefore, The embryo (at this stage known as a blastocyst) comprises an inner cell mass that is capable of producing all the specialized tissues that make up the human body during days 3-5 after fertilization and prior to implantation.

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Natural selection results in change over time by acting on traits that are advantageous adaptive traits.

Advantageous adaptive traits are nay phenotypic features that can be selected in a differential enviroment and show an enhanced ability for the organism to reproduce and or survive.

Therefore, with this data, we can see that advantageous adaptive traits are that they are advantageous to the organism in some way such as for example, a trait that helps an organism survive in its environment may be considered advantageous in these conditions.

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The attribute of matter known as density is expressed by a ratio of mass to unit volume of substance. Also known as relative density, specific gravity.

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Binary fission is a form of asexual reproduction in which a single individual is the sole parent and passes mutation copies of all its genes to its offspring.

During binary fission, DNA replication begins at the origin of replication and continues all the way around the circular chromosome. When DNA replication is complete and the bacterium has reproduction reached twice its original size  binary fission, the plasma membrane grows inward, result in mutations, changes to the nucleotide sequence of DNA. The rapid reproduction and large population sizes of many bacterial populations  binary fission mean that even a small mutation rate can lead to considerable genetic variation. This high genetic variation is often reproduction beneficial for bacteria, as it increases their ability to adapt to changing environments.

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Emergent properties that cannot be predicted by examining their parts An entity acquires an emergent attribute as it integrates into a larger system.

Living things benefit from emergent qualities that enable them to survive by better adjusting to their surroundings. At the molecular level, which is the lowest level of organisation, all living things are composed of atoms that have joined together to form substantial biological molecules known as macromolecules. To say that you are just a collection of well-organized atoms may make you seem like the person at a party who drains the life and beauty out of the space. By joining together to form the proteins, lipids, carbohydrates, and nucleic acids that comprise macromolecules, atoms like carbon, hydrogen, oxygen, and nitrogen found in molecules acquire new or emergent capabilities.

The complete question is:

Studying a brick does not predict the design of a skyscraper. Intense examination of muscle tissues does not allow you to predict the design of a kangaroo or clam. The structure of chlorophyll does not dictate the unique structure of a tree. These cases demonstrate:

A. the essential properties of life.

B. the levels of organization from atom to biosphere.

C. determinism, or how all phenomena are predictable effects of causes.

D. emergent properties that are easily predicted by examining their parts.

E. emergent properties that cannot be predicted by examining their parts.

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The population affected most by ultraviolet light are the people with light skin. People with light skin have little to no melanin which protect the skin against the effects of ultraviolet light against the skin. Most people with light skin use sunscreen and sun protect creams.

Ultraviolet light causes sunburn. Sunburn is like a patch on the skin which is discoloured and a bit darker than the normal skin color.

Ultraviolet ray causes skin cancer. Both basal cell and squamous cell cancers are mostly found in patients that have exposed their skins to the ultraviolet light.

Ultraviolet light causes changes in DNA which can lead to premature aging.

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a progeny plant with a genotype of rr yy arise from the following cross: rr yy x rr yy. in a dihybrid cross, recombination frequency is usually less than 50%.

To create a genetic linkage map, recombination frequency, a measure of genetic linkage, is used. In meiosis, the frequency of a single chromosomal crossover between two genes is known as the recombination frequency . A recombination frequency of 1% is expressed in terms of a centimorgan (cM). Based on the frequency of recombination between two loci, we may use this method to calculate the genetic distance between them. The actual distance is quite well estimated by this. When there is no recombination, double crossovers occur. Whether crossovers occurred in this instance is unknown. A twofold crossover is quite rare if the loci we're analysing are quite close (less than 7 cM). A double crossover happens more frequently as distances grow.

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The correct answer is Ammophila. Marram lawn has a rolled splint that creates a localized terrain of water vapor attention within the splint and helps to help water loss.  

The stomata – the openings through which water vapor moves out of shops are sunk in recesses within the ringlets so they can hang on to as important H20 as possible. Unexpectedly, Marram Grass isn't particularly swab tolerant – but can manage with utmost deepwater conditions.  

Ammophila is a beach meadow that holds this natural hedge together and also helps too important beaches from being washed into the ocean, which causes littoral corrosion. Unfortunately,  sand meadows can be damaged fluently when people walk on them, which is why beachgoers see numerous “ Stay off the stacks ” signs.

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I will find faults and earthquakes if I investigate the convergence of two continental plates.

The ocean, a vast saltwater body that makes up around 71 percent of the surface of the Earth, is enormous. Despite the fact that there is only one ocean on the planet, the Pacific, Atlantic, Indian, or Arctic oceans are the four conventional divisions made by oceanographers and nations around the world.

The Latin word "keanos," which means "huge stream around the earth's disc," is whence the English word "ocean" is derived. The single body of water that the Greeks thought encircled the planet was described in this way.

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The cell that would shrink will be the one in beaker #3. Option 3.

The water potential of a system is the potential energy possessed by the water in the system per unit volume relative to that of pure water in reference conditions.

Water molecules usually move from the region of high to the region of low water potential through a semi-permeable membrane.

In other words, only in beaker #3 will the cell shrinks.

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According to the information, it can be inferred that the chart that shows the water flowing from 1,200 m elevation to 1,000 m elevation is C3.

To identify the picture that shows the water flowing from 1,200 meters to 1,000 meters of elevation, we must analyze the map legends. If we look at the C4 painting, it is the highest point of that mountain with 1,320 meters of height.

Due to the above, it can be inferred that the lines around it represent lower heights. For example, in the case of table C3, it represents a drop of 200 meters in elevation that ranges from 1,200 to 1,000 meters. So, that is the picture that shows that unevenness.

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The first organisms to grow on the rock are pioneer species. These organisms are known as pioneer species because they are the first to colonize the area, breaking down rock to form nutrients.

Pioneer species are the first organisms to grow on a rock, forming the basis for all subsequent life.

These species are adapted to the harsh environment of the rock and are able to break down the rock to release nutrients.

This process, known as weathering, allows other organisms to colonize the area and form a more diverse ecosystem. Pioneer species are essential for the success of any new environment, providing the necessary nutrients for other organisms to thrive.

Without these species, life on a rock would be impossible.

The presence of pioneer species is essential for the flourishing of any ecosystem, as they are the first to lay the groundwork for the establishment of a healthy environment.

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A dose of at least 20-25 grams of protein per meal is suggested by researchers as ideal to promote muscle synthesis.

The intake of the said amount of quality protein is believed to maximize muscle protein synthesis in adults. This rate is, however, highly dependent on the type of other macronutrients present and consumed. Any extra protein above this level is oxidized to release energy or converted to form organic acids and urea.

Studies show that protein intake is maximum during dinner, about 28 grams. The breakfast gives about 15 grams of protein. However, ideally, more protein should be consumed during breakfast.

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20 to 25 grams of protein per meal is an ideal dose in order to promote muscle synthesis.

Proteins are basically the building blocks of the muscles which are present in our body while the muscle protein synthesis or MPS is a naturally occurring metabolic process in which there is an incorporation of the amino acids into the bound muscle skeleton proteins.

20 to 25 grams of protein per meal is said to be an ideal dose in order to promote muscle synthesis. However, the metabolism of the protein is dependent upon a number of different factors like the age of individual, the amount of lean body mass etc.

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Energy is often defined as the capacity to execute tasks or affect change. Energy comes in a variety of forms. Electrical energy, light energy, and heat energy are a few examples of several types of energy.

Understanding two of the fundamental laws that govern energy is essential to understanding how energy enters and leaves biological systems.

In other words, the universe's energy content has not changed over the course of history. Energy comes in a variety of forms. The first law of thermodynamics states that while energy can change forms or move between locations, it cannot be generated or destroyed.

The complete question is:

True/False: Living systems use energy from the sun or from chemical compounds to do work. Some of this energy is lost as heat, reducing the total amount of energy in the universe.

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Answer: C

Explanation:

Adult stem cells cannot differentiate into any type of cell whereas an embryonic cell can differentiate into more cells