Environmental science focuses on the environmental dynamics of human-environment relations, including water quality, soil erosion, and forest management, is known as
Environmental science is an interdisciplinary field that combines elements of biology, chemistry, physics, geology, and social sciences to study the complex interactions between humans and their environment. In relation to water quality, environmental scientists investigate the sources and impacts of pollution, develop strategies for water treatment and conservation, and assess the health of aquatic ecosystems.
Soil erosion studies examine the causes and effects of soil degradation, identify erosion control measures, and promote sustainable land management practices. Forest management within the scope of environmental science involves studying the ecology of forests, analyzing the impacts of human activities on forest ecosystems, and developing strategies for sustainable forestry practices that balance conservation and resource utilization.
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According to a recent survey, the tiger is the world's favorite animal. Besides their natural beauty, what else about tigers amazes us? Tigers are some of the most powerful hunters in the animal world. They are the largest animal in the cat family. They can weigh more than 600 pounds and measure as long as 11 feet. They are not only strong but also light-footed and agile. They can easily jump long distances when hunting prey. Tigers can even jump as high as 16 feet in the air! They have extremely powerful jaws. A tiger is strong enough to kill a lion, a bear, or even an elephant.
Hi there, what's the question ?
Where did coal get its energy?
a. plants that absorbed the sun's energy millions of years ago
b. plants that absorbed the sun's energy hundreds of years ago
c. plants that absorbed the sun's energy billions of years ago
d. plants that absorbed the sun's energy currently
Answe= a plant that absorbed the sun's enegry millions of year ago
Students are observing an aquatic plant. They understand that the bubbles
they see rising from the cut stem of the plant are the gases produced
during photosynthesis. Which of the following observations provides the
best evidence that light is the source of energy for photosynthesis? *
Students are observing an aquatic plant, and from that, they get to know about the photosynthesis process and they observe that in the light of the sun, the bubbles intensify, and when the sun goes down, the bubbles lessen, that is the last option.
What is the significance of photosynthesis in aquatic plants?Photosynthesis takes place in plants, algae, and some bacteria, and they can make their own food using energy from sunlight and photosynthesis provides the energy source, which is the basis of the food chain. Photosynthesis is essential for regulating the Earth's climate, producing oxygen, and maintaining many important ecological cycles in ecosystems.
Hence, students are observing an aquatic plant, and from that, they get to know about the photosynthesis process and they observe that in the light of the sun, the bubbles intensify, and when the sun goes down, the bubbles lessen, that is the last option.
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The diagrams show objects' gravitational pull toward
each other.
N
X
Y
d return
Which statement describes the relationship between
diagram X and Y?
O Gravity attracts only larger objects toward one
another.
O Gravity attracts larger objects only if they are close
to one another.
O If the masses of the objects increase, then the
force between them also increases.
If distance between the objects increases, then the
amount of force also increases.
Next
Submit
The closest possible answer from the given options is :
So we can infer that if the distance between the objects increases, then the amount of force also increases.
Therefore option D is correct.
What is the inverse square law?The inverse square law states that the force of gravity between two objects decreases as the square of the distance between them increases.
This statement is a fundamental principle of gravity.
The Newton's law of universal gravitation has a relationship with the inverse-square law, in the effects of electric, light, sound, and radiation phenomena.
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3) In order for an ecosystem to thrive, it needs to exist in a form of harmony and balance between its biotic and abiotic factors. Describe how small changes to both biotic and abiotic components can have major effects on an ecosystem.
Answer:
Changing temperature causes extinction or removal of organism from that place.
Explanation:
Small changes to both biotic and abiotic components can have major effects on an ecosystem because these are the factors on which the ecosystem depends. For example, if the temperature of the ecosystem increases from its limit, it makes the environment unfavourable for the organism so due to this change, the organism migrated to other location otherwise they will die due to unfavourable environment.
If viruses are not living, how do they cause disease?
Answer:
In an episode of the classic 1950s television comedy The Honeymooners, Brooklyn bus driver Ralph Kramden loudly explains to his wife, Alice, “You know that I know how easy you get the virus.” Half a century ago even regular folks like the Kramdens had some knowledge of viruses—as microscopic bringers of disease. Yet it is almost certain that they did not know exactly what a virus was. They were, and are, not alone.
Explanation:
its in the answer
Chemosynthesis _______. Question 11 options: uses energy derived from hydrocarbons and hydrogen sulfide in place of solar energy produces carbohydrates and sugars occurs around hydrothermal vents near the oceanic ridge system Both a and c are correct. All of the above are correct.
Answer:
The answer is all of the above are correct.
Explanation:
Chemosynthesis occurs in bacteria and other organisms and involves the use of energy released by inorganic chemical reactions to produce food. All chemosynthetic organisms use energy released by chemical reactions to make a sugar, but different species use different pathways. For example, at hydrothermal vents, bacteria oxidize hydrogen sulfide and add carbon dioxide and oxygen to produce sugar, sulfur, and water:
CO2 + 4H2S + O2 ⇒ CH20 + 4S + 3H2O.
Chemosynthesis is the process by which food (glucose) is made by bacteria using chemicals as the energy source, rather than sunlight. Chemosynthesis occurs around hydrothermal vents and methane seeps in the deep sea where sunlight is absent. During chemosynthesis, bacteria living on the seafloor or within animals use energy stored in the chemical bonds of hydrogen sulfide and methane to make glucose from water and carbon dioxide (dissolved in seawater). Pure sulfur and sulfur compounds are produced as by-products.
Black panthers eat other animals in their ecosystem, including deer, fish, birds, and rabbits. Which of the following terms best describes a black panther?
Answer:
The best term that would describe the Black Panther is a predator
Answer:
carnivores
Explanation:
Match the ventricle with its location.
Lateral ventricles- Within each cerebral cavity
Third ventricle- Center of the diencephalon
Fourth ventricle- Base of the cerebellum
The lateral ventricles are the largest ventricles in the brain and are located within each cerebral hemisphere.
They are named as the first and second ventricles, corresponding to the left and right hemispheres, respectively. Each lateral ventricle has a curved C-shape and is separated by a structure called the septum pellucidum.Third ventricle: The third ventricle is located in the midline of the brain, within the diencephalon.
The diencephalon is a region in the center of the brain that includes the thalamus and hypothalamus. The third ventricle is surrounded by the thalamus and hypothalamus and communicates with the lateral ventricles through small openings called the interventricular foramina.Fourth ventricle: The fourth ventricle is situated at the base of the brain, posterior to the pons and upper medulla oblongata. It is diamond-shaped and is positioned between the cerebellum and the brainstem. The fourth ventricle communicates with the third ventricle through a narrow channel called the cerebral aqueduct (aqueduct of Sylvius).
The lateral ventricles in the brain are interconnected and filled with cerebrospinal fluid (CSF). They play a crucial role in providing buoyancy and protection to the brain, maintaining proper intracranial pressure, and facilitating the circulation and exchange of CSF.
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Which of the following are examples of genetic drift?
A. The flies that have bright orange coloring have been eaten more often by birds, resulting in only brown flies
reproducing.
B. population of birds starts to have only offspring with longer wings by chance.
C. Only the deer faster than wolves in a certain population have been able to reproduce.
D. Antelope that have striped coloring in a certain population have been able to reproduce more often because they have not been caught as much by
predators.
E. Randomly, a small population of monkeys began to only have short tails.
Answer:
E hope this helps
how does the agar media used for motility testing differ from that used for your plate cultures?
The agar media used for motility testing contains lower concentrations of agar than that used for plate cultures.
Agar is a polysaccharide derived from seaweed and is commonly used in microbiology to provide a solid surface for the growth of microorganisms. The concentration of agar in the media can affect the physical properties of the media, such as its firmness, and can also affect the motility of bacteria.
Motility testing media typically contains lower concentrations of agar than that used for plate cultures, which allows for greater movement of bacteria. The lower agar concentration allows the bacteria to move more freely through the media, which makes it easier to observe their motility. In contrast, plate cultures typically require higher agar concentrations to provide a solid surface for the growth and isolation of individual bacterial colonies.
In addition to the agar concentration, the motility testing media may also contain other substances, such as nutrients or indicators, that help to support the growth and movement of bacteria. These additives can make the media more suitable for testing the motility of specific types of bacteria.
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the human gut is home to about how many microorganisms?
The human gut is a home to approximately about 30 to 400 trillion microorganisms. These microorganisms include bacteria, viruses, fungi, and other microbes.
This collection of microorganisms is commonly referred to as the gut microbiome, and it is believed to play an important role in human health and disease. The composition of the gut microbiome can vary widely from person to person, and it can be influenced by factors such as diet, genetics, and environment. The gut microbiome is a complex ecosystem of microorganisms that inhabit the digestive tract. The majority of these microorganisms are bacteria, and there are estimated to be more than 1,000 different species of bacteria in the gut. Other microorganisms found in the gut microbiome include viruses, fungi, protozoa, and archaea. The gut microbiome is an important part of the human body, and it is involved in many physiological processes, including digestion, immune function, and metabolism. The gut microbiome can also have an impact on overall health, and disruptions to the gut microbiome have been linked to a variety of conditions, including obesity, type 2 diabetes, inflammatory bowel disease, and even neurological disorders such as Parkinson's disease and depression.
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Trascription definition
Answer:
what defenition? of the word transpriction or...?
Answer:
Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). DNA safely and stably stores genetic material in the nuclei of cells as a reference, or template.
Explanation:
5. What are virus hoaxes? Why are the hoaxes sometimes more dangerous than an actual virus?
Answer:
An actual computer virus is a malicious software, often known as malware, that can harm a computer and its users.
Virus hoaxes are false or misleading information about viruses that circulate through various communication channels.
They can be more dangerous than actual viruses due to their ability to spread quickly, cause panic, and undermine effective public health measures.
Virus hoaxes are deceptive messages or claims that often exaggerate the severity or impact of a particular virus. They can be spread through social media, email chains, or word of mouth. These hoaxes may include misinformation about symptoms, transmission methods, or false remedies, leading people to take ineffective or even harmful actions.
What makes virus hoaxes particularly dangerous is their potential to create panic and misinformation at a rapid pace. The viral nature of social media and other communication platforms allows these hoaxes to reach a wide audience within a short period. As a result, people may make decisions based on false information, such as avoiding necessary medical treatment, taking unnecessary precautions, or spreading fear and misinformation to others.
Moreover, virus hoaxes can undermine public health efforts by diverting attention and resources from legitimate preventive measures. They can erode trust in healthcare authorities and disrupt the dissemination of accurate information, making it harder for individuals to make informed decisions and follow recommended guidelines.
This can have severe consequences, especially during outbreaks or pandemics, where timely and accurate information is crucial for public safety. Therefore, it is essential to verify the credibility of information and rely on trusted sources to mitigate the risks associated with virus hoaxes.
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Can someone help me
IF YOUR GOOD AT SCIENCE PLS HELP ME OUT ILL Mark Brainliest:)
Answer:
arizona and california
It is California & Arizona!
ArizonaArizona gets huge amount of sunlight. That's why Arizona is burning in the summer. During the summertime in Arizona, It can reach as hot as 120°F! It also ranked as No. 1 in the All-Time Record Maximum Temperature by State! In Lake Havasu City, it reached 128 °F! Arizona is also known for having heatwaves. About 76 people died during one of Arizona's heatwaves in 2014.
CaliforniaCalifornia is another state that gets a lot of sunlight. Since California gets high amounts of sunlight, most hurricanes form by California and Arizona. In September 6, 2020 California had recent a heatwave that broke out in several locations in Southern California. It reached 121 °F (49 °C), and a woman died while hiking.
That's all! Thanks for asking this question!major pollinators of many flowering nongrain crop plants
The major pollinators of many flowering nongrain crop plants are typically bees, butterflies, moths, and certain species of flies and beetles. These insects are attracted to the bright colors and sweet scents of flowers and collect nectar and pollen as they move from plant to plant.
Without these pollinators, many plants would not be able to produce fruit or seeds, which would have negative impacts on both the ecosystem and agriculture.
There are many different pollinators of flowering non-grain crop plants, including bees, butterflies, moths, flies, and even some birds and bats. Among these, bees are perhaps the most important, as they are responsible for pollinating a large proportion of crops, including many fruits and vegetables.
In particular, honeybees are highly effective at pollinating crops such as apples, pears, and strawberries, while bumblebees are important pollinators of tomatoes, peppers, and blueberries. Other types of bees, such as mason bees and leafcutter bees, are also important pollinators of various fruits and vegetables.
Butterflies and moths are also important pollinators of many plants, including some fruits and vegetables. Flies, including hoverflies and syrphid flies, are important pollinators of many flowering plants, including some that are not visited by bees or other insects.
Overall, a diverse range of pollinators is important for maintaining healthy ecosystems and ensuring the pollination of a wide range of crops.
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How does evaporation from an ocean increase the density of ocean water that did not evaporate
Answer: Look below =3
Explanation: Most of the water that evaporates from the oceans falls back into the oceans as precipitation. Only about 10 percent of the water evaporated from the oceans is transported over land and falls as precipitation.
I hope this helps! =3
A retrovirus gets its name from teh fact that, when it infects a cell, a retrovirus-answer choicesinjects pieces of its protein coatproduces a DNA copy of its RNAconverts its capsid proteins into RNA
Retroviruses go first through retrotranscription before replication. B) produces a DNA copy of its RNA.
What are retroviruses?
Retroviruses are virus cells whose replication events occur inversely to the rest of the cells.
They have RNA as genetic material, so they retrotranscribe before replication. They do it by integrating into the host cell genome.
Retrotranscription
The viral RNA moves to the nucleus of the host cell and once there, it transcribes into DNA. The new DNA molecule is incorporated into the host DNA molecule.
Replication
When hots cells divide, they can produce new viral RNA which is expressed in the daughter cells.
Part of this RNA is used to synthesize viral proteins needed to package retrovirus. The remaining RNA is packaged into vesicles and excreted from the host cell being able to infect other cells.
According to this framework, the correct option is B) produces a DNA copy of its RNA
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my learnings about fossil fuels are
Answer:
oil
coal
natural gas are the fossil fuels
What is the educated guess of the answer to a question called?
A. An analysis
B. A conclusion
C. An experiment
OD. A hypothesis
Answer:
it will be D
Explanation:
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▹ Answer
D. A hypothesis
▹ Step-by-Step Explanation
A hypothesis in a science experiment is what you think will happen. This also applies to literature and anything else that may be involved with an educated guess.
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How does the Coomassie Blue used in our lab detect the presence of protein? the dye interacts with acidic amino groups in the protein and turns blue the dye interacts with basic amino groups in the protein and turns blue the dye interacts with basic amino groups in the protein and turns brown the dye interacts with acidic amino groups in the protein and turns brown Question 2 In the Bradford Assay, a spectrophotometer directly measures the amount of a specific wavelength of light that is absorbed by the sample. presence of protein in the sample. presence of dye in the sample. absence of macromolecules. Question 3 What is the purpose of the 'blank' cuvette? to determine the absorbance of the brown dye to determine the absorbance of the blue dye to determine the amount of protein in the sample to determine the absorbance of the cuvette and buffer alone What is the standard curve? a graph of unknown protein samples a line drawn to best fit the concentrations of the unknown samples a line used to measure the presence of dye a line drawn to best fit the concentrations of known protein samples Question 5 What is the concentration of protein in a sample with an absorbance of 0.4 ? 0.5 0.75 1.0
1: Coomassie Blue turns blue when it interacts with acidic amino groups in proteins, option A is correct.
2: A spectrophotometer measures light absorbed to determine the presence of protein in the sample.
3: The 'blank' cuvette measures absorbance of the cuvette and buffer alone, aiding accurate protein concentration measurement.
4: A standard curve is a graph used to estimate protein concentration in unknown samples.
1: Coomassie Blue dye interacts with acidic amino groups in the protein and turns blue. It binds to these groups through electrostatic interactions, resulting in a color change that can be detected visually or with a spectrophotometer, option A is correct.
2: In the Bradford Assay, a spectrophotometer directly measures the amount of light absorbed by the sample at a specific wavelength. This measurement is used to determine the presence of protein in the sample, as the absorbance is proportional to the protein concentration.
3: The purpose of the 'blank' cuvette is to determine the absorbance of the cuvette and buffer alone. By measuring the absorbance of the blank cuvette, any contribution from the cuvette and buffer can be subtracted from the absorbance of the sample, providing a more accurate protein concentration measurement.
4: The standard curve is a graph drawn to best fit the concentrations of known protein samples. It is used as a reference to determine the protein concentration in unknown samples based on their absorbance values. The absorbance of unknown samples can be compared to the standard curve to estimate their protein concentrations.
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The complete question is:
Part 1. How does the Coomassie Blue used in our lab detect the presence of protein?
A. the dye interacts with acidic amino groups in the protein and turns blue
B. the dye interacts with basic amino groups in the protein and turns blue
C. the dye interacts with basic amino groups in the protein and turns brown
D. the dye interacts with acidic amino groups in the protein and turns brown
Part 2. In the Bradford Assay, a spectrophotometer directly measures the amount of a specific wavelength of light that is absorbed by the sample. presence of protein in the sample. presence of dye in the sample. absence of macromolecules.
Part 3.What is the purpose of the 'blank' cuvette? to determine the absorbance of the brown dye to determine the absorbance of the blue dye to determine the amount of protein in the sample to determine the absorbance of the cuvette and buffer alone.
Part 4. What is the standard curve? a graph of unknown protein samples a line drawn to best fit the concentrations of the unknown samples a line used to measure the presence of dye a line drawn to best fit the concentrations of known protein samples.
Karyotyping is used to:
study chromosomes.
treat Down syndrome.
repair chromosomes.
diagnose genetic diseases.
Are fingers made of diploid cells or haploid cells?
Fingers are made from diploid cells. All of the cells in our body are made from diploid cells except in the reproductive cells which are made from haploid cells.
Pls I need help with this question they didn’t say anything about it
Answer:
I don’t know
Explanation:
When a single species, such as ancestor of the Galapagos finches, has evolved into several different forms that live in different ways we say that_ has occurred.
A.adaptive radiation
B.coevolution
C.mass extinction
D.punctuated equilibrium
Answer:
A
Explanation:
In evolutionary biology, adaptive radiation is a process in which organisms diversify rapidly from an ancestral species into a multitude of new forms, particularly when a change in the environment makes new resources available, alters biotic interactions or opens new environmental niches.
PLZ HELP!!! YOU WILL BE MARKED BRAINLIEST
Answer:
your answer is ee
Explanation:
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WHAT WOULD HAPPEN IF WE STOPPED
MONITORING HOW MUCH NON-
RENEWABLE RESOURCES WE USE
Science
If we don't track the usage of important non-renewable resources, the certain non-renewable recourse would cease to exist.
This could affect the world tremendously, and everyone could die, as well.
Which energy sources are limited because they can only be found or gathered in certain locations
65 points, please answer ASAP