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Related Questions
Which statement best explains the importance of resource economics? 1. It details the costs of mining processes. 2. It provides fresh water to all areas of the world. 3. It examines the cost and profits of resource use. 4. It sets consistent prices to achieve sustainability.
I need help
Answers
Resource economics is a discipline that examines how societies employ their limited resources. The primary purpose of resource economics is to analyze how resources are developed, utilized, and depleted over time.
In general, the study is concerned with the optimal use of resources in a way that maintains or increases the well-being of people over time.The following statement best explains the importance of resource economics: It examines the cost and profits of resource use. According to resource economics, the optimal use of resources is obtained when the cost of producing and distributing goods is at the lowest possible level, while still guaranteeing that the goods and services are of high quality.
In order to achieve this, resource economics analyses the cost and benefits of resource use, and offers insight into how society can make the most efficient use of its limited resources. Therefore, this statement is the most appropriate, since it clarifies that resource economics is concerned with analyzing the cost and profits of resource use, which is necessary for any community to use its resources in a way that is both sustainable and profitable. Resource economics examines how resources are utilized and depleted over time, with the aim of maintaining or increasing the well-being of people over time.
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Question 5 (1 point)
The more basic a solution is the lower its pH will he
True or false?
Answers
Answer:
False
Explanation:
The more basic a solution is the higher the pH will be.
breathing in physical phenomenon. what movement does happen when a person breathe in?
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When a person breathes in, the diaphragm contracts and the lungs expand, creating a vacuum that draws air into the lungs. The air is then circulated through the lungs, where oxygen is absorbed and carbon dioxide is released.
What should know about the body parts that functions when you breath-in?The diaphragm is a vital muscle in inhaling (breath-in) and exhaling, separates the chest cavity from the abdominal cavity.
When the diaphragm contracts, it flattens and moves down. This increases the space in the chest cavity, which causes the lungs to expand. The lungs are elastic, so they expand when the space around them increases.
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Provide a scientific term for ‘breaking down’ of nutrients.
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Answer: DIGESTION
Explanation:the breaking down of nutrients is know as digestion.DIGESTION is the process of mechanically breaking down food into substances for absorption into the bloodstream. Hope this helps!
This term is used to describe the physical appearance of an organism based on their genetics.
A
genotype
B
phenotype
C
alleles
D
genes
E
I do not know at this time.
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Which statements are true regarding an energy pyramid?
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Answer:
An energy pyramid notes that the energy level of the product approaches the level of the dominant source, but is lower than the average background clutter. Again, it notes that the residual energy of the individual which is primary exceeds the secondary level and below the level of the producer.
Explanation:
An energy pyramid reflects how much power is maintained or deposited at each trophic level in an ecosystem, originally from the sun, in the shape of fresh biomass. Approximately 10 percent of the energy is usually passed from one primary producer to another, thereby eliminating a huge proportion of trophic levels. The energy pyramid is a template showing the movement of energy in an ecosystem from one trophic, or feeding, level to the next. The template is a graph comparing at each photosynthetic stage the resources used by species.
Methylene blue can be used to stain DNA because it: (2 pts) forms ionic bonds with DNA changes the pH and therefore the structure of DNA makes DNA electron dense is an effective chemical fixative for cells is none of the above
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Answer: Methylene blue can be used to stain DNA of a cell because it (forms ionic bonds with DNA).
Explanation:
To examine the components of a cell usually under a microscope, a stain or dye is being used to provide a clear and defined view of the area under study.
The deoxyribonucleic acid (DNA) of a cell which contains the hereditary information of the cell is located in the nucleus.
Methylene blue is a type of stain used by biologists which helps them view microscopic life in brilliant color. It is a cationic stain (positively charged blue dye); and binds to negatively charged parts of the cells, such as nucleus (DNA) and RNA in the cytoplasm (with lower affinity).
When DNA of a cell comes in contact with methylene blue on a slide, their opposite charges attract, causing methylene blue's "rings" to slide in between the "rungs" of the DNA "ladder." As a result, a rich blue stain that identifies the location of the cell nucleus can be observed. This produces a photosensitive reaction which can then be viewed under the microscope.
Therefore is can be used to stain the DNA of cell because it forms ionic bonds with DNA.
Do all hardwood trees lose their leaves in winter
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Answer:
I believe the answer is no
What are the differences between flatworms and sponges
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Proteins are the most complex organic compounds. What determines how proteins are produced?.
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Proteins are the maximum complex organic compounds that DNA presents as the instructions for making needed proteins.
The type of RNA that contains the records for creating a protein is known as messenger RNA (mRNA) because it contains the records, or message, from the DNA out of the nucleus into the cytoplasm.
The facts to make proteins are stored in an organism's DNA. every protein is coded for through a selected section of DNA called a gene. A gene is the section of DNA required to produce one protein.
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Which molecule is a direct product of this cellular process?
A Glucose
B Phospholipid
C Insulin
D DNA
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Answer: a
Explanation:
Why do you find more diverse species in a Class or a Family
Answers
Describe the flow of materials in cell export (shipping and receiving).
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Hope it helps you:)
The flow of material in a cell that is shipping and receiving is done by the process of endocytosis and exocytosis.
What is a cell?
The smallest unit of life is a cell. There are biomolecules in it. Every living thing is composed of several cell units. Different sorts of creatures contain various types of cells.
Endocytosis is a process by which the material is transported to the cell. Nutrition such as water and biomolecules are transported inside the cell.
Exocytosis describes the procedures by which substances made or generated inside of cells are removed from the cell.
Exocytosis is crucial for a cell's ability to eliminate wastes and transport compounds created in particular cells to locations where they are required.
Thus, the processes are endocytosis and exocytosis.
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4. The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell would be: which option is correct a) 1 mole of ATP b) 2 moles of ATP c) 3 moles of ATP d) 4 moles of ATP e) 6 moles of ATP
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The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell is approximately 4 moles of ATP.
During oxidative phosphorylation, each mole of NADH can generate around 2.5 to 3 moles of ATP. Therefore, for 2 moles of NADH, the total ATP production would be in the range of 4 to 6 moles of ATP. While the more precise estimate falls within the 4 to 6 moles range, the closest option provided is 4 moles of ATP. It is important to note that the exact ATP yield can vary depending on factors such as the efficiency of the electron transport chain and the specific conditions within the cell.Since there are 2 moles of mitochondrial NADH, the total ATP yield would be around 4 to 6 moles of ATP. However, the most accurate option among the given choices is 4 moles of ATP.
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Which are vital signs?
O temperature, respiratory rate, and weight
O muscle mass, height, and weight
Oheart rate, temperature, and height
temperature, respiratory rate, and heart rate
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The correct combination of vital signs is temperature, respiratory rate, and heart rate.
Vital signs are key measurements that provide important indicators of a person's physiological status and overall health. They help healthcare professionals assess and monitor a patient's condition. The vital signs typically include temperature, respiratory rate, heart rate, and blood pressure. Among the options provided, the correct combination of vital signs is temperature, respiratory rate, and heart rate.
Temperature is a measure of the body's internal heat. It can be measured orally, rectally, or with the help of infrared thermometers. Deviations from the normal range may indicate fever or hypothermia, which can be indicative of underlying health issues.
The respiratory rate refers to the number of breaths a person takes per minute. It provides insight into lung function and overall respiratory health. Abnormal respiratory rates may suggest respiratory distress or underlying pulmonary conditions.
Heart rate, also known as pulse rate, measures the number of times the heart beats per minute. It reflects cardiac activity and can be assessed by feeling the pulse at various points in the body. Deviations from the normal heart rate can indicate cardiovascular problems or other physiological abnormalities.
Weight, muscle mass, and height are not typically considered vital signs. They are important anthropometric measurements used for assessing overall body composition, growth, and nutritional status. While these measurements are relevant in healthcare, they are not classified as vital signs.
In summary, the vital signs include temperature, respiratory rate, and heart rate. Monitoring these parameters allows healthcare professionals to gain valuable insights into a patient's health status, identify potential issues, and make informed decisions regarding treatment and care.
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Select the correct answer from each drop-down menu. When is used to explain a set of observations, there is always a chance that an alternative explanation may be more accurate. In the practice of science, this type of reasoning is used to develop explanations. rights reserved Reset Next Jun 14
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In the practice of science, hypothesis testing is used to develop explanations, acknowledging the possibility of alternative, more accurate explanations.
When hypothesis testing is used to explain a set of observations, there is always a chance that an alternative explanation may be more accurate. In the practice of science, this type of reasoning, known as critical thinking, is used to develop explanations. Scientists formulate hypotheses based on available evidence and conduct experiments or gather data to test them. However, they remain open to the possibility that their initial hypothesis may be incorrect or incomplete. By considering alternative explanations and conducting rigorous testing, scientists strive to uncover the most accurate and reliable explanations for natural phenomena. This process encourages objectivity, peer review, and the advancement of knowledge, allowing for a deeper understanding of the natural world.For more such questions on Hypothesis testing:
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1. Most medicines are derived from plants. For example a natural compound can undergo a
minor chemical modification to give a currently used drug. Give an illustrated diagram to prove
the above statement (10 marks)
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Chemical modification is a critical step in the drug discovery process, allowing scientists to develop new drugs or improve the efficacy and safety of existing drugs.
What is a chemical modification to produce useful drugs?Chemical modification is the process of altering the chemical structure of a molecule to create new compounds with improved properties, such as increased potency, better solubility, or reduced toxicity. In drug discovery, chemical modification is used to develop new drugs or to improve the efficacy and safety of existing drugs.
Some common types of chemical modifications used in drug discovery include:
Derivatization: This involves adding functional groups to a molecule to alter its properties, such as solubility, stability, or potency.Prodrug synthesis: This involves modifying a drug molecule to make it more stable or less toxic, so it can be administered in a less active form, and then be metabolized in the body to release the active drug.Bioisosteric replacement: This involves replacing a portion of a molecule with a structurally similar group to improve its pharmacological properties.Fragment-based drug design: This involves using small molecular fragments to build larger drug molecules, by modifying and linking them together in a specific way.Learn more about drug discovery at: https://brainly.com/question/14330435
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Which of the following observations would seem to contradict the cell theory?
protein chains display lifelike mobility in moving through a cell
a daughter cell has the same chromosomes as a parent cell
cells do not grow past a certain size
a unicellular organism is discovered that has a nucleus and a flagellum
Answers
Answer:
protein chains display lifelike mobility in moving through a cell
Explanation:
The cell theory as proposed by Mathias Scleiden, Theodor Schwann, and Rudolph Virchow in 1838 is a universally accepted theory that has three components which include; a) cell is the basic and fundamental unit of life b) All living organisms are composed of one or more cell c) Cells arise from pre-existing cells.
According to this question, the observation that "protein chains display lifelike mobility in moving through a cell" seem to contradict the cell theory because the CELL is regarded as the fundamental and basic unit of life, hence, it shouldn't contain any other living or moving molecule within itself.
why chilli has a dicotyledonous root
Answers
Answer:
cz
Explanation:
Dicots usually have taproot root systems. Chilli Plants are Perennials, a group that includes most vascular plants such as trees and shrubs, continue to grow over the course of many years. In most perennial plants, flowering and seed production occurs continually for an indefinite number of seasons.
which type of erosion can place a boulder in the middle of a field
Answers
Answer:
Plucking
Explanation:
Answer:
Plucking
Explanation:
Plucking is the method used which makes erosion happen during glaciations.
What are the advantages and the disadvantages of using a resource person in teaching a first aid lesson
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Answer:
Resource people are experts or authorities who contribute information and opinions to participants in a learning situation. They frequently are used to conduct educational activities, but may also be helpful to your committee at the program planning stage. Resource people may be from within or outside the organization.
Write me a 10 minute speech about varicella zoster
Need it asap
Answers
Varicella Zoster is an infectious viral disease causing chickenpox in children and shingles in grown-ups. Inoculation plays a crucial part in avoidance and lessening complications.
Aspeech on Varicella-ZosterWomen and noblemen,
Nowadays, I would like to examine a vital and predominant viral disease known as Varicella Zoster. Varicella Zoster, commonly alluded to as chickenpox, is caused by a varicella-zoster infection. It fundamentally influences children, but can too affect grown-ups who have not been already contaminated.
Varicella Zoster presents as a profoundly infectious sickness characterized by a particular hasty, fever, and common disquietude. The infection spreads through coordinated contact or respiratory beads, making it effortlessly transmissible inside families and communities.
Whereas chickenpox is for the most part a gentle ailment in children, it can lead to more serious complications in grown-ups, pregnant ladies, and people with debilitated resistant frameworks. These complications incorporate pneumonia, bacterial contaminations, and in uncommon cases, neurological complications such as encephalitis.
Luckily, the improvement of a profoundly successful antibody has essentially diminished the frequency of Varicella Zoster around the world. Immunization not as it were secures people from the distress and potential complications of chickenpox, but too makes a difference anticipate the infection from spreading inside the community.
In any case, Varicella Zoster doesn't halt at chickenpox. Once the introductory contamination settles, the infection remains torpid inside the body and can reactivate a long time afterward, causing a condition known as herpes zoster, or more commonly, shingles.
Shingles are characterized by a difficult hasty that ordinarily happens in a single dermatome, regularly along the middle or confront. The reactivated infection can cause critical pain and inconvenience, enduring for weeks or indeed months. Moreover, complications such as postherpetic neuralgia, a persistent torment disorder, can happen, especially in more seasoned people.
To combat the chance of shingles, an isolated antibody called the shingles antibody or herpes zoster immunization has been created. This antibody not as it were makes a difference anticipate shingles but moreover diminishes the chance of postherpetic neuralgia.
In conclusion, Varicella Zoster, enveloping both chickenpox and shingles, could be a viral contamination that has critical suggestions for open well-being. We have made significant progress in reducing the burden of this disease through extensive vaccination efforts.
In any case, ongoing efforts to prevent Varicella zoster from returning to our communities and to protect powerless populations require prompt attention and vaccination.
Much obliged to you for your thought. Let's collaborate to ensure a better future for everyone.
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Write a true statement about cells after they go through the process of
mitosis.
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Answer:
Two daughter cells formed after mitosis, have the same number and type of chromosomes as the original cell.
Give three examples of reproductive isolation, and describe how each can occur. (6 pts)
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Answer:
Reproductive isolation is the inability of individuals from different species to produce viable offspring. There are several mechanisms of reproductive isolation. Here are three examples:
Geographic isolation: This occurs when two populations of the same species are separated by a geographic barrier, such as a mountain range, an ocean, or a desert. Over time, the two populations evolve separately due to different environmental pressures and mutations. If the barrier is removed, the two populations may have diverged so much that they are no longer able to interbreed and produce viable offspring.Behavioral isolation: This occurs when two populations of the same species have different courtship rituals or mating behaviors. For example, two bird species that look similar may have different songs or dances that they use to attract mates. If an individual from one species encounters an individual from the other species, they will not recognize each other's mating signals and will not mate.Hybrid inviability: This occurs when two species are able to mate and produce offspring, but the offspring are not viable and cannot survive to adulthood. This may occur if the two species have different numbers of chromosomes, or if the genes from the two species are not compatible. For example, mules are the offspring of a horse and a donkey, but they are usually sterile and cannot produce viable offspring of their own.The Food and Drug Administration has legal oversight over most food products and permits some health claims on food labels. The claims that are allowed at this time describe links between a few dietary practices and health outcomes. Drag the dietary practice to its appropriate FDA-permissible health claim.
Fatty acids from ols present in fish Diet adequate in synthetic form of folate Diot rich in fiber Diot low in sodium and high in potassium Reduced risk of neural tube Reduced risk of hypertension Reduced risk of defects and stroko cardiovascular disease Roduced risk of some types of cancer
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Answer:
Reduced risk of neural tube defects- diet adequate in synthetic form of folate Reduced risk of hypertension and stroke- diet low in sodium and high in potassium Reduced risk of cardiovascular disease- fatty acids from oils present in fish Reduced risk of some types of cancer- diet rich in fiberExplanation:
As you may already know, the adequate intake of certain nutrients is very beneficial to our body and to improve and maintain our health. That's because these nutrients act in the construction of essential molecules to keep our body functioning in a healthy and adequate way. Among the numerous nutrients necessary for our health, we can mention that the adequate intake of folate has the ability to reduce the creation of possible defects in the neural tube, while a diet rich in potassium can reduce the risks of hypertension, especially if accompanied by a low sodium diet. Following this same reasoning, a diet rich in fiber can reduce the risk of cancer, in addition to promoting good bowel function. Last but not least, a diet rich in fatty acids from fish can reduce cardiovascular disease.
Mark and Nancy both take three measurements of the length of a pencil that is 15.1 cm. Mark records 15.0, 15.0, and 15.1 cm. Nancy records 15.1, 15.2, and 15.2 cm. Which of the following statements is true about Mark and Nancy's measurements?
A. Mark's measurement is more precise.
B. Nancy's measurement is more accurate.
C. Mark's measurement is more accurate.
D. Both sets of measurements are equally accurate and precise.
Answers
The statement that is true is Mark's measurement is more precise. Option A
Why is Mark's measurement is more precise or accurate?If we look at the main measurement of the pencil which is 15.1cm, we can see that Nancy's measurements are somewhat more varied (15.1, 15.2, and 15.2 cm). Nancy's measurements add to the measurement. More so, given that 2 is less than 5, it may not make as more difference in the grand scheme of things if the number was to be rounded off.
But when we look at Mark's measurement, they seem more consistent (all close to 15.0 cm with just one at 15.1 cm). This demonstrates that Mark's measurements are more accurate. However, the accuracy (closeness to the genuine value of 15.1 cm) of Mark's measurements is not necessarily better, as both sets of measurements include results that are near to the correct value.
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SELECT TWO ITEMS THAT BIOLOGISTS AGREE IS NECESSARY IN ORDER TO CONSIDER AN ORGANISM ALIVE
Answers
Why?
The function of the liver in humans is to maintain the [glucose] circulating in the blood stream at reasonably constant levels. This is so organs like the brain that use primarily glucose as their carbon source to produce energy via ATP have a steady supply of glucose. It also ensures that the levels of glucose in the blood stream do not get too high. Using the plots from problem 6, discuss why it makes sense that glucokinase in liver would behave differently than the hexokinase in other cells.
Answers
Answer:
Due to difference in function.
Explanation:
Glucokinase in liver behave differently than the hexokinase in other cells because glucokinase performs different function in the body. Glucokinase is an enzyme that is responsible for sensing the glucose level in the blood and also plays a key role in the storing of glucose as glycogen while on the other hand, this storing ability is absent in hexokinase so that's why the glucokinase in liver behave differently than the hexokinase in other cells.
For this discussion, you will dive into the concept of Sustainable Development. In your initial post, you will be creating your own definition of sustainable development. Think about what it means to be sustainable and what makes up a sustainable environment. Please read about sustainable development on at least two different websites and include the references with your definition. Your definition should be at least a ½ page in length, no longer than one full page.
The challenge is to have both economic development and environmental protection. Can this be accomplished? Sustainable development incorporates both of these goals. Sustainable development applies to many sectors including urban planning, agriculture, forestry, and consumer behavior. The problem is to clearly define sustainable development; the concept may be clear, but the details are fuzzy. Some definitions to help in your creation and guide your research follow below:
"Sustainable development is development that meets the needs of the present without compromising the needs of future generations to meet their own need." Bruntland Commission, 1987
"The concept of sustainable development does imply limits? Not absolute limits but limitations imposed by the present state of technology and social organization on environmental resources and by the ability of the biosphere to absorb the effects of human activities. But, technology and social organization can be both managed and improved to make way for a new era of economic growth." United Nations, 1987.
"Increasingly, definitions of sustainable development stress that development must be participatory and must involve local peoples in decisions that affect their lives." World Resources Institute, USA, 1992
Sustainable development can apply to many scales of analysis; for example, we can employ sustainable development principles in local areas (site plan review, for example, increasing setbacks on water features), regions (by analyzing watersheds and air sheds), political unit (environmental policies), and the global scale (international agreements and treaties).
You can include green buildings and alternative energy in your definition.
Answers
Sustainable development is a multifaceted concept that seeks to achieve a harmonious balance between economic development and environmental protection, ensuring the well-being of present and future generations.
It entails meeting the needs of the present without compromising the ability of future generations to meet their own needs. This definition, proposed by the Bruntland Commission in 1987, encapsulates the fundamental principle of sustainable development.
At its core, sustainable development acknowledges the interconnectedness of economic, social, and environmental dimensions. It recognizes that economic growth must be pursued within the context of ecological limits and social equity.
In the pursuit of sustainable development, various sectors and scales of analysis come into play. This includes areas such as urban planning, agriculture, forestry, and consumer behavior.
Green buildings and alternative energy are integral components that contribute to sustainable development by reducing resource consumption, minimizing pollution, and promoting energy efficiency.
In conclusion, sustainable development represents a comprehensive approach that seeks to balance economic progress with environmental protection and social well-being. It involves meeting present needs while safeguarding the ability of future generations to meet their own needs.
By incorporating green buildings, alternative energy, participatory decision-making, and a multi-scale perspective, sustainable development provides a framework for creating a prosperous and sustainable future.
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Identify the structure labeled A in the diagram?
A. Base
B. Phosphate
C. Sugar
D. Protein
Answers
Answer:
PHOSPHATE
Explanation: