Which situation best describes the tragedy of the commons?
A. A fisherman uses his net to catch a large quantity of fish.
B. Increasing amounts of pesticides need to be used over
time to maintain the same effect on pests.
C. An oil pipeline leaks.
D. Sustainable forestry practices are applied to a plot of land in the rainforest.
E. Herders put too many sheep in a public field because they think "If I don't use this available resource, someone else will.
Answers
E. Herders put too many sheep in a public field because they think "If I don't use this available resource, someone else will." The situation described in option E best represents the tragedy of the commons.
The tragedy of the commons is a concept in economics and environmental science that refers to the depletion or degradation of a shared resource due to individual self-interest and the lack of regulation or cooperation. In this scenario, the herders act in their self-interest by maximizing their own benefits without considering the long-term sustainability of the shared resource, which is the public field. Each herder believes that if they don't use the available resource (the field) to graze their sheep, someone else will take advantage of it. As a result, too many sheep are put in the field, leading to overgrazing, degradation of the land, and a decline in the resource's overall value and productivity.
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Related Questions
which of these is not an example of a parenchyma cell?a) cells that can form clones in tissue culture of plantsb) support cells near the outside of nonwoody stemsc) edible cells in fruits and vegetablesd) tissue in leaves that photosynthesizes
Answers
The answer is b) support cells near the outside of nonwoody stems. These cells are typically collenchyma cells or sclerenchyma cells, which are specialized cells for support and structure rather than being parenchyma cells.
The other options are examples of parenchyma cells: a) cells that can form clones in tissue culture of plants are usually parenchyma cells with the ability to divide and differentiate into different cell types; c) edible cells in fruits and vegetables are usually parenchyma cells that store nutrients; and d) tissue in leaves that photosynthesizes is typically composed of parenchyma cells called mesophyll cells.
The option that is not an example of a parenchyma cell is: b) support cells near the outside of nonwoody stems. These are likely to be collenchyma cells, which provide structural support to plant tissues. Parenchyma cells, on the other hand, are versatile and can be involved in tissue culture (a), found in edible parts of fruits and vegetables (c), and participate in photosynthesis in leaves (d).
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The main parts of a working clothes dryer are shown in the diagram.
This appliance dries clothes primarily by converting --
Answers
Answer:
electrical energy to heat and mechanical energy
Explanation:
Answer:
Electrical energy to heat and mechanical energy
Explanation:
it uses Mechanical energy when it's MOVING the clothes
Heat in order to DRY it
Electrical in order for it to do all of that
☆*Hope this helped!*☆ <3
Separate blood vessel cells assembling into a tube so that blood can flow through is an example of _________ , because separately none of these cells can accomplish what they can together.
a. an emergent property
b. an independent variable
c. a standardized variable
d. a control
Answers
The correct answer is (a) an emergent property. The assembly of separate blood vessel cells into a tube, enabling blood to flow through, is an example of an emergent property.
Emergent properties refer to the characteristics or functions that arise from the interaction or combination of individual components or parts. In this case, the individual blood vessel cells do not have the ability to form a functional blood vessel on their own.
However, when they come together and interact in a specific manner, they give rise to the emergent property of a functional blood vessel, which allows blood to flow through.
This concept of emergent properties is often observed in complex systems, where the whole entity exhibits properties that are not directly attributable to its individual components. It highlights the importance of understanding how interactions and relationships among components can lead to new and distinct properties or functions at a higher level of organization.
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4. One of the five things that minerals MUST be is organic in
order to be considered a mineral.
a. True
b. False
Answers
Answer: False
Explanation:
Minerals do not have to be organic in order to be considered a mineral.
Answer:
False!
Explanation:
To meet the definition of "mineral" used by most geologists, a substance must meet five requirements:
naturally occurring.
inorganic.
solid.
definite chemical composition.
ordered internal structure.
All rocks are composed of?
Answers
Answer:
Most rocks are composed of minerals. Minerals are defined by geologists as naturally occurring inorganic solids that have a crystalline structure and a distinct chemical composition. Of course, the minerals found in the Earth's rocks are produced by a variety of different arrangements of chemical elements.
While exploring, you discover a hydrozoan called Hydra sp. Where did you find the Hydra sp?
Answers
Hydra sp. is a type of freshwater hydrozoan that can be found in ponds, lakes, and streams. Its distribution is worldwide.
Hydra sp. is a tiny organism that is commonly found in freshwater environments. It's an example of a hydrozoan, which is a type of cnidarian that has both polyp and medusa forms. Hydra is a member of the Hydrozoa class, which is made up of over 3,500 species, and is found worldwide in freshwater, saltwater, and terrestrial environments. Hydra is a genus of freshwater cnidarians that are related to jellyfish and corals.
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going from a summary view to progressively lower levels of detail is called data:
Answers
Going from a summary view to progressively lower levels of detail is called data drilling or data drill down. This process allows users to access and analyze more specific data points within a larger dataset.
It is an important feature of data analysis tools that enables users to gain insights and make informed decisions based on a thorough understanding of the data. The long answer is that data drilling involves navigating through different levels of information to uncover the underlying details and patterns that may not be immediately apparent in a summary view. By exploring the data in this way, users can identify trends, outliers, and other factors that may be affecting their business or operations. Overall, data drilling is an essential component of modern data analysis and plays a crucial role in helping organizations make data-driven decisions.
Going from a summary view to progressively lower levels of detail is called data "drilling down." This process allows you to analyze and explore data in more detail by accessing deeper layers of information.
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Imagine you raise goldfish as a pet dealer. You have over 10,000 fish in one large tank but, due to an electrical problem, 95% of the fish perish one night. The remaining 5% are left to breed and repopulate, passing their genes and traits on to future generations. What type of genetic drift would this be considered?
A
bottleneck event
B
extinction
C
founder effect
D
natural selection
Answers
Answer:
bottleneck event,
Explanation:
reason: it would happen to repeat as a cycle so, they are repopulating it cant be extinction because that means they are no longer there forever and they are repopulating, founder effect would be the person taking care of, and natural selection cant be possible when the electric problem wasnt natural and needed to be fixed
Bottleneck event type of genetic drift would this be considered in this case.
What is genetic drift?
Genetic drift is a mechanism of evolution characterized by random fluctuations in the frequency of a particular version of a gene (allele) in a population.
The bottleneck effect is an extreme example of genetic drift that happens when the size of a population is severely reduced. Events like electrical problem can decimate a population, killing most individuals and leaving behind a small, random assortment of survivors.
Hence, option A is correct.
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Which statement accurately describes the tissues indicated by the line in the microscopic image?
The connective tissues that protect the outside of arteries and veins
The epithelial cells on the inside of arteries and veins
The smooth muscle on the outside of arteries and veins
Answers
The statement that accurately describes the tissues indicated by the line in the microscopic image is "The smooth muscle on the outside of arteries and veins."
Step-by-step explanation:
1. Tissues are groups of cells that work together to perform a specific function in the body. There are four primary types of tissues: epithelial, connective, muscle, and nervous tissues.
2. Microscopic images are visual representations of objects that are too small to be seen with the. In this case, the image shows a magnified view of tissues from arteries and veins.
3. Connective tissues protect and support the body's organs and structures, but they are not found on the outside of arteries and veins.
4. Epithelial cells are found on the inside of arteries and veins, forming the inner lining called endothelium. While this is true.
In blood vessels, smooth muscle helps regulate blood pressure and blood flow by constricting or dilating the vessel walls. The line in the microscopic image indicates this layer of smooth muscle surrounding the arteries and veins.
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what is relation of a body to its mass and appli-
ed force.
Answers
Explanation:
Hey there!
The mass of a body is directly proportional to the applied force.
Or
The force is directly proportional the mass of an object.
[ It means more the mass more force sjould be applied. If there is less mass less force is applied]
Hope it helps...
Kwashiorkor is a form of malnutrition caused by a lack of protein in the diet, most often seen in regions experiencing famine (hunger). Explain why this lack of protein is especially harmful for children.
Answers
Answer:
Explanation:
Proteins are macromolecules that are important in the development and repair of bones and tissues. Since good sources of proteins are made up of essential amino acids, they contribute greatly to the well being of children based on the roles of these essential amino acids.
When children do not have this protein there diet, they could have stunted growth and weak bones (due to absence of protein for bone and tissue development), fatigue (absence of protein for development of muscle thus not enough glycogen is stored in the muscle cells), slowed/stunted growth (absence of proteins for the development of bones and tissues) and this children also have reduced immunity because of the absence of proteins which releases amino acid for immune/antibody formation.
The __________ of pregnancy is called the anabolic phase because the mother is building up her stores of fat, nutrients, and glycogen.
Answers
The first half of pregnancy is called the anabolic phase because the mother is building up her stores of fat, nutrients, and glycogen.
What is anabolic phase?
Within 45 minutes after exercise, a crucial phase known as the anabolic phase begins. Muscle cells are very sensitive to insulin during this time, therefore it's important to consume the right nutrition if you want to increase your muscle endurance and strength.What is anabolic and catabolic process?
The creation of complex molecules from simpler ones is known as anabolism. These chemical processes call for energy. Complex molecules are broken down into smaller ones during catabolism. These processes produce energy.What is the primary growth stimulator of the fetus?
The main growth inducer for the fetus is insulin-like growth factor-1. A slowed fasting metabolism is a sign that the mother is in the catabolic phase of pregnancy.Learn more about anabolic phase
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are oxygen and hydrogen together a compound?
Answers
if the prey population increases, the predator population will__
a.) increase
b.) decrease
Answers
Answer:
increase
Explanation:
The predator population will increase if the prey population increase because the predators will have more food. Hope I helped! Have a great day! ;)
a) increase.
Explanation:As the prey population increases, there is more food for predators. So, after a slight lag, the predator population increases as well. As the number of predators increases, more prey are captured. As a result, the prey population starts to decrease.
hope this help! sorry if im wrong
Within convection cells, warm moist air rises from the equator and descends at 20–30 degrees from the equator. Convection cells are partially responsible for the distribution of which two biomes?
Answers
Within convection cells, warm moist air rises from the equator and descends at 20–30 degrees from the equator. Convection cells are partially responsible for the distribution of two biomes i.e. tropical rain forests and subtropical deserts.
A convection cell is a system involving a fluid that is heated thus, reducing its density and allowing it to migrate to a region of high density. This cycle is repeated and a sequence of motion is created.
Convection cells in the Earth's atmosphere are accountable for physical phenomenon e.g. blowing of wind.
A biome is a well defined biogeographical unit comprising of a biological community which has been established in reaction to a shared regional climate.
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Part 4 - Natural Selection and Adaptations
3 of 113 of 11 Items
Item 3
A scientist studied a snail population that had a variation of shell colors. The number of each differently colored snail shell was recorded. The graph shows the data the scientist collected.
Over time, the rocks on which the snails lived became covered with dark-colored seaweed.
Which graph best represents the range of colors in the snail population that resulted from natural selection after the dark-colored seaweed covered the rocks?
Answers
There are different types of natural selection. When one of the extremes phenotypes is being favored, directional selection is going on. Meanwhile, balancing selection increases the proportion of intermediate phenotype.
-----------------------------
Since I do not have the graphs, I will set different potential scenarios
Let us assume the snails shell has three phenotypes: light brown, brown, and dark brown.Light brown and dark brown are the extreme phenotypesLet us also assume that seaweed is brown-colored.Scenario 1: More light brown individuals than brown and dark brown
Probably after the dark-colored seaweed covered the rocks, snails needed to camouflage to avoid predation. So they must have suffered a change in color from light brown to dark brown.
Since this new trait is beneficial, natural selection favored it.
So animals change from being light brown to dark brown.
The type of natural selection acting here is directional selection.
A population that is under the effects of directional selection, experiences an increase in the proportion of individuals expressing an extreme phenotype, different from the original one.
In these cases, interactions between living organisms and the environment modify in the same direction.
So, the most abundant individuals turned from being light brown to being dark brown.
After dark-colored seaweed covered the rocks, the number of dark brown individuals increased, and the light brown individuals decreased.
**********************
Scenario 2: More brown individuals than light brown and dark brown
This is the same situation as before. In this case, there were more brown individuals than snails expressing extreme phenotypes.
**********************
Scenario 3:
Now let us assume three different phenotypes: Yellow, brown and greyYellow and Grey are the extreme phenotypesSeaweed is brown-colored.Let us suppose that the original number of individuals was higher for one of the extreme traits, either yellow or grey.
After the seaweed-covered rocks, snails needed to camouflage to avoid predation, so they changed their color from yellow or grey to brown.
In this scenario, the intermediate phenotype is being favored by natural selection over the extreme phenotypes.
Balancing selection -or Stabilizing selection-, decreases the number of individuals expressing the extreme phenotype and favors individuals that exhibit medium-range characteristics. These are the ones that get to survive. Selective pressure is against h0m0zyg0tes.
In this case, the number of individuals expressing yellow or grey shells decreases, while individuals with brown color increase.
In the attached files you will find graphs for the three scenarios.
--------------------------
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place the following in correct sequence from the formation of a drop of urine to its elimination from the body: 1. major calyx 2. minor calyx 3. papilla of pyramid 4. urethra 5. ureter 6. bladder
Answers
The formation of a drop of urine to its elimination from the body is as follows:1. Minor calyx.2. Papilla of pyramid.3. Major calyx.4. Ureter.5. Bladder.6. Urethra.
The renal pyramids have several small cones known as papilla of pyramids at the base. The urine flows via small ducts known as ducts of Bellini into the renal pelvis, which is located in the center of the kidney, after being formed in the renal tubules.The renal pelvis divides into two or three main calyces (minor calyx), which are cup-shaped structures that collect urine and transport it to the renal pelvis. The major calyces are located in the renal pelvis and are made up of two or three minor calyces.After the urine has gathered in the calyces, it is emptied into the ureters, which are long, thin tubes that transport urine from the kidneys to the bladder. The bladder is a muscular organ located in the pelvis that stores urine until it is ready to be excreted.The urethra is a tube that runs from the bladder to the outside of the body, allowing urine to exit the body. Therefore, this sequence represents the process of urine formation and elimination from the body is Minor calyx → Papilla of pyramid → Major calyx → Ureter →Bladder → Urethra.Learn more about urine: https://brainly.com/question/479947
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Which Texas ecoregion experiences that largest change in temperature in
а a day?
HELP AGAIN PLEASE
Answers
Answer:
Texas Panhandle
Explanation:
The area borders the state of Oklahoma in the state of Texas. This is a very hot area and to make things worse, it is full of dirt, which means it is very dry. Although the average high temperature in the area was 70 degrees, from 2010 to 2012, Pandelle reached a hot temperature of 95 degrees. These temperatures are one of the hottest in the United States.Which two major parts of the earth system does this photo most clearly show?
Answers
Answer:
Geosphere, Hydrosphere
Explanation:
The geosphere is the earth itself: the rocks, minerals, and landforms of the surface and interior.
The Hydrosphere is all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds.
Identify the form carbón takes in the biosphere, hydrosphere geosphere and atmosphere
Answers
Hydrosphere: stored in organic compounds trapped in living organisms and in the soil
Geosphere: stored in rocks, fossil fuels, and magma
Atmosphere: stored in rocks and sediments. Also the deep ocean
The pH scale measures how acidic or basic a substance is. Normal drinking water needs to have a pH of less than 6.5. Model the normal range of pH values or water, using a compound inequality.
a. 6.5 < x < 8.5
b. 6.5 > x > 8.5
c. 6.5 <(with a line under) x <(with a line under) 8.5
d. 6.5 >(with a line under) x >(with a line under) 8.5
Answers
Answer:
6.5 > x > 8.5
Explanation:
A cross between organisms with two different phenotypes produces offspring with a third phenotype in which both of the parental traits appear together.
Answers
Answer:
With codominance, a cross between organisms with two different phenotypes produces offspring with a third phenotype in which both of the parental traits appear together. This statement is true.
Answer:
Co-dominant trait
Explanation:
For the Usa test prep
If two species have similar DNA sequences, it would indicate that they
A. Have no evolutionary relationship
B. Share a common ancestor
C. Are not closely related
D. Will have similar fitness
Answers
Explanation:
90% sure its gonna be B lol
If the DNA sequences of two species are identical, this would indicate that they share a common ancestor. So, the correct option is B.
What is Ancestry?An ancestor is also called forefather, fore-elder, or a forebear. It is defined as the parent of the parent or predecessor. An ancestor is any person from whom one is descended living in law, a person from whom property is inherited.
Ancestry links genetics and society in fundamental ways, while it has cultural, religious or political significance, and can play an important role in shaping personal and public identity.
Homologous can occur when different species have similar anatomy that is shared due to ancestry or shared due to similar selective pressures.
Thus, if the DNA sequences of two species are identical, this would indicate that they share a common ancestor. So, the correct option is B.
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Chlorophyll is an accessory pigment in plants.
True
False
Answers
Answer:
True
Explanation:
it is a pigment used in the process of photosynthesis and also gives the plant it's green colour.
Fetal alcohol syndrome is the leading cause of in the Western world. OA. PIntellectual impairment OB. Infertility OC. Multiple births OD. Miscarriages QUESTION 10 One reason that dieting may not work is OA. a high BMR. OB. an insensitive BMR. OC. a low BMR. OD. None of the above.
Answers
Fetal alcohol syndrome is the leading cause of intellectual impairment in the Western world. Hence option A is correct.
Fetal alcohol syndrome is the leading cause of intellectual impairment in the Western world. This is the accurate statement related to the given question. It is a condition in which a baby is born with mental and physical defects due to the mother's alcohol consumption during pregnancy.
Let's look at the reason why dieting may not work: Dieting may not work due to a low BMR. The Basal Metabolic Rate (BMR) is the number of calories the body requires at rest to perform its basic functions such as breathing, circulation, and cell production. As a result, an individual with a low BMR has a slower metabolic rate, making it more difficult to burn calories and lose weight. Therefore, option C is the correct answer: a low BMR.
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Does neurotransmitters funciton as ligands on the postsynapics neuron?
Answers
Yes, neurotransmitters function as ligands on the postsynaptic neuron. Ligands are molecules that bind to a receptor on a cell, and this binding triggers a biological response.
Yes, neurotransmitters function as ligands on the postsynaptic neuron. Ligands are molecules that bind to a receptor on a cell, and this binding triggers a biological response. Neurotransmitters are chemical messengers that transmit signals between neurons across the synaptic gap. These chemicals are released by the presynaptic neuron and bind to receptors on the postsynaptic neuron, acting as ligands. The postsynaptic neuron has specialized receptors on its surface that are activated by specific neurotransmitters. The neurotransmitters bind to these receptors, triggering a cascade of intracellular signaling events that lead to changes in the postsynaptic neuron's membrane potential, either increasing or decreasing the likelihood of an action potential. In conclusion, neurotransmitters function as ligands on the postsynaptic neuron, binding to specialized receptors and initiating a cascade of intracellular signaling events.
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( I WILL GIVE BRAINLIEST IF YOU GET IT RIGHT!!!!!)
Are sea sponges closer in relationship to humans, boxwood shrubs, paramecium, or moss? Explain using evidence to support your claim.
Answers
Answer:
Humans
Explanation:
A new research now suggests that possibly the entire animal kingdom, including humans, shares important genetic mechanisms with sea sponges. Now published in the journal Science, the discovery has been made by a team of scientists led by Dr. Emily Wong from the Victor Chang Cardiac Research Institute and UNSW Sydney.
1. What is vascular tissue?
Tissue that transports oxygen and carbon dioxide throughout a plant
Tissue that transports sugars from the roots to the leaves
Tissue that forms long narrow tubes that transport water and dissolved
nutrients throughout a plant
Answers
Answer:
Tissue that transports sugars from the roots to the leaves
Answer:
Tissue that transports oxygen and carbon dioxide throughout a plant
Explanation:
A. Is vascular tissue
B. Is Phloem
C. Is xylem
So it comes to the last letter which A
the ____________ stage of development begins at conception and lasts for two weeks.
Answers
the germinal stage of development begins at conception and lasts for two weeks. During this stage, the fertilized egg, also known as the zygote, undergoes rapid cell division and moves down the fallopian tube towards the uterus. Within the first week, the zygote implants itself into the lining of the uterus.
During the germinal stage, the zygote is dividing into more and more cells, eventually forming a ball of cells called a blastocyst. The blastocyst has an inner cell mass, which will develop into the embryo, and an outer layer of cells that will form the placenta and other supporting structures. The germinal stage is a crucial time for the developing embryo, as any problems or abnormalities that occur during this time can have significant impacts on later development. For example, genetic mutations or chromosomal abnormalities can result in miscarriage or birth defects.
Overall, the germinal stage is a critical period of development that sets the foundation for the rest of the prenatal period and ultimately, the child's life.
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Mendelian inheritance states that traits are determined when offspring receive
for each trait from
.
Answers
Mendelian inheritance states that traits are determined when offspring receive one allele for each trait from each parent.
Mendelian inheritance, named after the Austrian monk Gregor Mendel, explains how traits are passed on from parents to offspring. The basic principle of Mendelian inheritance is that traits are determined by the inheritance of alleles, which are different forms of a gene.
1. Alleles: Genes exist in pairs, with one allele inherited from each parent. These alleles can be either dominant or recessive. Dominant alleles exert their effects even if only one copy is present, while recessive alleles require two copies to be expressed.
2. Gamete Formation: When an organism produces gametes (sperm or eggs), it undergoes a process called meiosis. During meiosis, the pairs of alleles separate, so that each gamete receives only one allele for each trait.
3. Fertilization: When two gametes (one from each parent) combine during fertilization, the resulting offspring inherits one allele for each trait from each parent. This is why offspring typically exhibit a combination of traits from both parents.
4. Punnett Square: To predict the possible combinations of alleles in offspring, a Punnett square can be used. This is a grid that helps determine the probability of different genotypes and phenotypes.
5. Dominant and Recessive Traits: If a dominant allele is present, it will be expressed in the offspring's phenotype. However, if both alleles are recessive, the recessive trait will be expressed.
Overall, Mendelian inheritance provides a framework for understanding how traits are inherited and passed down from one generation to the next through the transmission of alleles from each parent.
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