Where does the heat for geothermal energy come from?

A. From the sun's ultraviolet rays

B. From magnetic waves in the Earth

C. From steam produced by the Earth

D. From warm sections of the ocean

Hello There!

"POLLUTANTS" are substances released into the environment that in excess amounts cause damage.

Some examples of natural pollutants are...

DUST

SEASALT

VOLCANIC GASSES AND ASH

FOREST FIRE SMOKE

POLLEN

Answer:

Pollutants.

Explanation:

Pollutants is defined  as that substances which are released into the environment that in excess amounts cause damage.

Pollutants van be air pollutants , water pollutants , soil pollutants ,noise pollutants ,

Air pollutants can be gases, smoke from burning of fossil fuels and vehicle  etc.

Noise pollutants : Noise of crackers,loud music etc.

Soil pollutants :Polythene,plastic bags,fertilizers etc.

Water pollutants : Chemical put into river ,industrial waste put into canals or rivers etc.

All pollutants damage environment when they are released in excess amount into environment .

Digestion in the small intestine concludes with enzymes breaking down macronutrients, and absorption is facilitated by villi and microvilli which increase the surface area. Nutrients enter the bloodstream and are routed through the liver for regulation and detoxification. The large intestine finalizes the digestive process by removing water and forming feces.

Digestion and absorption are critical stages in the process of nutrient assimilation that occur within the small intestine, following ingestion and the initial phase of digestion in the mouth and stomach. As food enters the small intestine, it is in the form of chyme—a mixture of partially digested food and stomach secretions. Within the small intestine, digestion concludes as enzymes break down large molecules of carbohydrates, proteins, and lipids into their respective subunits via hydrolysis.

The small intestine is composed of three interconnected segments: the duodenum, jejunum, and ileum. Within the duodenum, digestive enzymes from the pancreas and bile from the liver assist in breaking down macronutrients. The primarily occurs in the jejunum and ileum. The inner wall of the small intestine is extensively folded and covered with tiny finger-like projections called villi, which in turn are covered in microvilli. These structures exponentially increase the surface area for absorption and are lined with epithelial cells that facilitate nutrient uptake into the bloodstream.

Nutrients absorbed through the epithelial cells enter the hepatic portal vein and travel to the liver where detoxification and regulation of nutrients occur before they are distributed throughout the body. In contrast, the large intestine is mainly involved in the removal of water and the formation of feces. This final stage in the alimentary canal involves the absorption of water, remaining salts, vitamins, and the compaction of undigested materials into feces.

Answer:

C

Explanation:

c is NOT the youngest A is

Line E represents a fault line. Option A.

A fault line in geological formations is a fracture or zone of intense deformation where blocks of the Earth's crust have moved relative to each other.

This movement is a result of tectonic forces, leading to the creation of faults. Faults are categorized based on the direction of relative movement: normal faults involve extension, thrust faults involve compression, and strike-slip faults involve horizontal displacement.

Looking at the image, line E fault causes a break in G, H, and I. The broken factions of these formations can be seen to have moved relative to their parents.

Thus, line E is a fault line.

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Answer:

36 thymine

Explanation:

DNA is a polynucleotide having double helical structure. The Each helix of DNA is made of nucleotides. Each nucleotide has a pentose sugar, phosphate and a nitrogenous base. Both the helices are joined by corresponding bases through hydrogen bond. The base pairing in the DNA double helix is specific. The purine adenine (A) always pairs with the pyrimidine thymine (T) the purine guanine (G) always pairs with the pyrimidine cytosine (C). Therefore, the number of adenine is 36 then the number of thymine will be 36. Similarly if the number of cytosine is given 24, then the number of guanine will be required 24 not 36.                

Abnormal softening of a gland is known as glandular hyperplasia.

Abnormal softening of a gland is known as glandular hyperplasia. It is a condition where the glandular tissue of an organ becomes softer and enlarged due to an increase in the number of cells.

For example, prostate glandular hyperplasia is a common condition where the prostate gland becomes enlarged due to an increase in the number of glandular cells.

Glandular hyperplasia can be caused by various factors such as hormonal imbalances, inflammation, or genetic predisposition.

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Answer:

B

Explanation:

often referred to as your "pain receptors," are free nerve endings located all over the body, including the skin, muscles, joints, bones, and internal organs.

Detecting painful stimuli is the function of the nociceptors. thus option B is correct.

A sensory organ or cell responds to light, heat, or other environmental stimuli by sending a signal to a sensory neuron.

The receptors at the end of the axon are known as nociceptors. This receptor reacts to stimulation that has the potential to harm the body. It transmits pain signals between the brain and the body.

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Answer:

kicking a soccer ball

Skeletal muscle tissue is responsible for controlling voluntary movements like running or blinking by contracting and moving bones. This action results from the interaction between the actin and myosin proteins within the striated muscle fibers.

Actions completed by skeletal muscle tissue include the control of locomotion and any movement that can be consciously controlled, such as blinking your eyes or running. Voluntary muscle contractions allow our bones to move and are essential for performing all activities of our daily lives. The microscopic structure of these muscles reveals a striated appearance, which is due to the regular arrangement of contractile proteins actin and myosin. When skeletal muscle contracts, it is due to the interaction between these proteins, facilitating movement throughout the body.

Homologous

The fins of fishes and flipper of a whale are homologous structures since they have different structure but similar structure

The role of the liver is to produce bile.

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Answer:

Increased blood levels of carbon dioxide

Explanation:

Breathing is involuntary in nature which means it is not under our control. Respiration is regulated by both nervous and chemical means.

Nervous regulation involves:

a) respiratory rhythm center located in the medulla region of hind brain. It regulates respiratory rhythm according to the need of the body.

b) Pneumotaxic center is present in the pons region of hind brain. It reduces the duration of inspiration thereby altering the respiratory rate.

Chemical regulation:

There are certain chemosensitive areas which are sensitive for chemicals in the region adjacent to rhythm center. The chemoreceptors present here are sensitive to CO2 and H+ ions. These chemoreceptors gets activated when there is increase in CO2 and H+ ion concentration which in turn activates the respiratory rhythm center for altering the rate of respiration.

Increased CO2 in blood - the rate and depth of respiration increases

Decreased CO2 in blood - the rate and depth of respiration decreases

Breathing is signaled by the increased levels of carbon dioxide in the blood, which is detected by chemoreceptors, leading the brain's respiratory centers to increase respiration rate and depth.

Which event signals the brain to breathe? The major factor that influences the respiration process is the concentration of carbon dioxide in the blood, not the contraction or relaxation of the diaphragm. When the level of carbon dioxide becomes too high, this change is detected by chemoreceptors in the brain. These receptors then signal the respiratory centers in the medulla oblongata and pons to initiate contraction of the diaphragm and the intercostal muscles. As a result, the rate and depth of respiration increase to expel the excess carbon dioxide and bring more air into the lungs, thus maintaining the body's pH within a narrow range.

The medulla and the pons, parts of the brainstem forming the respiration regulatory center, are responsible for sending nerve impulses to these muscles, effectively controlling the involuntary aspect of breathing. Although breathing is also a voluntary action that we control for activities such as speaking or holding our breath, the involuntary control is dominant and ensures proper respiration to maintain homeostasis.

Answer:

D. cytoplasm is manufactured

Explanation:

The silkworm cannot survive there because of coldness. And the egg of Silkworm only hatches once it gets the temperature of 18°C to 25°C. So, it can be stored for the desired time below 18°c.

Eggs are stored for long periods of time in cold places to prevent larvae from hatching from eggs. During the larval stage of the silk moth's life cycle, silk threads are made. It takes 28-30 days to complete the larval stage.

Oocytes are stored in the ovarian follicle. During a woman's life, numerous follicles and eggs are mobilized to initiate the process of growth and maturation.

Farmers store their eggs in the hygienic and appropriate temperature and humidity conditions. Heat the eggs to the proper temperature to allow the larvae to hatch from the eggs. This happens when the Morus alba tree has fresh leaves.

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Answer:

tachyphylaxis

Explanation:

Addictive or tolerance - unofficial name.

This is accompanied by the addiction of the body to the medicine. The receptors memorize the chemical substances of the drug and when they are reintroduced, they do not react to it. In this case, the medicine is rapidly eliminated from the body as drug is not digested

When a substance is used regularly and the body becomes accustomed to its continuing presence, tolerance develops, which results in a person's decreased response to the drug.

Drug tolerance, also known as drug insensitivity, is a pharmacological concept that describes people diminished response to a drug after repeated usage.

Increasing the dosage may re-amplify the drug's effects, but doing so may quicken tolerance development and further blunt the drug's benefits.

When one or more antimicrobial medications prevent microbes like bacteria and fungus from growing, this condition is known as susceptibility.

Following their recovery in a specimen's culture, the bacteria, or fungi that are infecting a person are subjected to a susceptibility test.

Therefore, A decrease in susceptibility to a drug after continued use of the drug is known as tachyphylaxis.

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Answer:

They are the same genus but different species.

Explanation:

You can tell this because the first name (genus) is the same but the second is different.

They are the same genus but different species this because the first name (genus) is the same but the second is different.

The Binomial nomenclature has been known ask the method by which the naming of the organism is done. Each and every organism has been known by two names. One has been known as the local name and other is global name which is used by all.

The plants and animals has been named just according to the binomial nomenclature in which the first word of the name has been describes the genus of the organism and the second word would represents the species of the organism.

The individual having the name of the Pinus palustris and the Pinus elliottii belong to the same or the similar genus but the different species as their first name has been known as the same.

Therefore, They are the same genus but different species this because the first name (genus) is the same but the second is different.

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Answer:

C. Burying dead/religious beliefs

Answer:

C. Burying dead/religious beliefs

Answer:

C - bilayer

Explanation:

Answer:

Numerous ecosystems systems can exist in one biome in light of the fact that a biome is immense, and take the Marine Biome for example.There are diverse zones that things live in or environments.

Explanation:

Final answer:

The diversity of ecosystems within a biome allows for the coexistence of many species. Each species occupies a unique ecological niche and has different resource requirements, promoting efficient resource use and increasing overall productivity and stability. The presence of more species also has positive effects such as the sampling-competition effect and facilitation effect.

Explanation:

The diversity of ecosystems in a biome allows for the coexistence of many species. In an ecosystem, different species have specific ecological niches and resource requirements. Some species may be better adapted to certain environmental conditions, while others may require different resources to thrive.

For example, in a forest ecosystem, there may be multiple species of trees, shrubs, birds, mammals, and insects. Each species occupies a unique niche and has its own role in the ecosystem. Some species may prefer sunny areas, while others thrive in shaded areas. Some may feed on specific plants or insects, while others have different food sources. This diversity of species and niches allows for the efficient use of available resources and increases the overall productivity and stability of the ecosystem.

The presence of more species also promotes the sampling-competition effect and facilitation effect. The sampling-competition effect states that the more species there are, the higher the chances of having a particularly productive species in a given environment. The facilitation effect refers to how different species can improve environmental conditions for other species. For example, one species may create favorable microclimates or provide nesting sites for other species, enhancing their survival and growth.

the answer is D because i just took the test hope this helps

Answer:

antibodies :)

Explanation:

Answer:

The ice cube melted into water and mixed with the stew, and according to the law of conservation of mass, the mass of the ice cube was conserved and became part of the stew's liquid volume.

Based on the law of conservation of mass, when the little boy placed the ice cube in his hot bowl of stew and it disappeared, the ice cube actually underwent a physical change from solid to liquid due to the transfer of heat from the stew to the ice. This heat energy caused the ice to melt and mix with the stew, ensuring that the mass of the ice cube was conserved and became part of the stew's liquid volume.

The mass of the system (the stew and the ice cube together) remained the same throughout the process. Even though the ice cube appeared to have vanished, its mass was still present in the form of water mixed into the stew. Therefore, according to the law of conservation of mass, the total mass before and after the ice cube melted is the same, indicating the ice simply changed state from solid to liquid.

Answer:

Cellular Respiration and Photosynthesis

Explanation:

Cellular respiration uses oxygen and sugar and turns it into water and carbon dioxide, photosynthesis uses water and carbon dioxide and turns it into oxygen and sugar.

Answer: D. absolute

Explanation:

Absolute dating can be define as the method of dating in which the chronological age of the fossil or rock can be determined on the basis of radioactive carbon dating. The radioactive carbon is the element which decays after the death of the organism. The half life can be determined on the basis of the decay process which can be linked with the age of evidence.

Answer:

The less important allele.. ish. The allele will only "work" (Show up) if there is two recessive allele. And Ressesive allele is always lower case. So rr will show up but Rr wont because there is a dominant allele. Hope this help. :)

Explanation:

Blue Eye is recessive allele

Brown eye is dominant allele

Invasive species can impact the carbon cycle by altering plant communities and vegetation structure, changing nutrient cycling processes, and affecting carbon sequestration or release. They can outcompete native species for resources, which can lead to changes in plant community composition and carbon storage in the ecosystem. Invasive species can also alter soil processes, such as decomposition rates, which can impact carbon cycling.

Invasive species can have significant impacts on the carbon cycle. They can affect the carbon cycle by altering plant communities and vegetation structure, increasing the rate of carbon sequestration or release, and changing nutrient cycling processes. Invasive species often outcompete native species for resources such as water, light, and nutrients, which can lead to changes in plant community composition and increased carbon storage in the ecosystem. Additionally, invasive species can alter soil processes, such as decomposition rates, which can impact carbon cycling.

For example, invasive plants with high growth rates and photosynthetic capacity may have higher rates of carbon uptake, leading to increased carbon sequestration. On the other hand, invasive species that alter soil conditions or disrupt nutrient cycles may contribute to increased carbon release through accelerated decomposition or changes in soil carbon storage.

In conclusion, invasive species can have both positive and negative impacts on the carbon cycle, depending on their specific traits and effects on ecosystem processes. It is important to understand and manage the impact of invasive species on the carbon cycle to mitigate the potential negative effects on ecosystem functioning and biodiversity.

Answer:

I believe C

Explanation:

hope this helps.

Answer:

D. what is the effect of microplastic on the digestion processes of small fish?​

Explanation:

The structure of this question is perfect for a science project and it also clarifies exactly what problem your solving.

The correct answer is A. Ionic bond

Explanation:

In Chemistry, atomic particles can create different types of chemical bonds between them, in the case of Ionic bond this type of bond is created between atomic particles that have opposite charge and takes place as valence electrons are transferred between the atoms. This usually occurs between metal and non-metal atoms as the metal that is negatively charged transfer electrons to nonmetal atomic particles that make the metal positive and the nonmetal be charged negatively. Therefore, the kind of bond is created by the attraction between atomic particles of opposite charge is the Ionic bond.

Answer:

a.) burning

Explanation:

Answer:

Chromosomes become visible, the nucleolus disappears, the mitotic spindle forms, and the nuclear envelope disappears. Chromosomes become more coiled and can be viewed under a light microscope. ... The nuclear envelope disappears at the end of prophase.

Explanation:

Answer:

Prophase is the first phase of M-phase of cell division which is marked by many changes taking place in the dividing cell which are:  

1. Chromatin condenses and becomes more coiled.

2. Chromosomes are seen as a pair of sister chromatids with a centromere.

3. Nucleolus-site of rRNA synthesis disappears.

4. Mitotic spindle- formation begins between two pairs of centrioles.

5. Nuclear envelope- disappears at late prophase.

Answer:

C. Thrombocytes

Explanation:

Thrombocytes are also known as platelets. When you get a cut and a blood vessel gets injured, the thrombocytes are triggered by the bleeding. So what they do is that they clump up together forming some sort of a plug on the damaged area to stop the bleeding. The name thrombocytes actually came from a Greek word which literally means "clot".