Answer:
i’d say mitochondria
Explanation:
mitochondria is the “powerhouse of the cell”
Carlton and Vanessa are lab partners in their biology class. One of their labs was to run the smell test experiment on each other.
When performing the smell test, Vanessa was quite good at noticing a difference between the various intensities of vanilla and also
the various intensities of evergreen. Although Carlton could distinguish what the vanilla and evergreen smells were, he couldn't tell
there was a difference in the intensities in the vanilla or the evergreen. Based on the information presented in this scenario, which
of the following is true?
Vanessa has a more sensitive difference threshold than Carlton.
Carlton has an impaired absolute threshold.
Vanessa has a better absolute threshold than Carlton.
Carlton has the superior performance with respect to the difference threshold.
Vanessa has an impaired absolute threshold.
Vanessa has a better absolute threshold and more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
Carlton and Vanessa were lab partners for a biology class and were asked to run a smell test experiment on each other.
Vanessa was excellent at noticing the difference between various intensities of vanilla and evergreen.
Carlton, on the other hand, couldn't distinguish the difference in the intensities of both vanilla and evergreen, though he could tell the smells of both.
Hence, based on the information provided in the scenario, it can be inferred that Vanessa has a more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
The two significant aspects that are involved in the scenario are absolute threshold and difference threshold.
The absolute threshold is the smallest quantity of a stimulus that an individual can detect, whereas the difference threshold is the minimum difference in stimuli that an individual can detect.
Carlton could recognize the stimuli's smell but not the difference in the intensity of vanilla and evergreen.
This shows that Carlton has an impaired absolute threshold.
He could not detect the smallest quantity of a stimulus to differentiate between the smells.
Vanessa was quite good at noticing the difference in the intensities of vanilla and evergreen.
This means that Vanessa has a more sensitive difference threshold than Carlton. She could detect the minimum difference in stimuli required to differentiate between smells.
Vanessa also has a better absolute threshold than Carlton as she could detect the smallest quantity of stimulus required to detect the smells.
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Which metamorphic rock is foliated and coarse grained?
a. quartzite
b. hornfels
C. slate
d. gneiss
Answer:
Gneiss
Explanation:
Quartzite and Hornfels are both non-foliated metamorphic rocks. Slate is foliated but is fine-grained, which leaves us with Gneiss, which is a foliated, coarse-grained metamorphic rock
How do the details in this passage support the author’s purpose? The details about leaving India persuade readers that it was a good idea for people to leave. The details about the “black water” entertain readers with stories of traveling overseas. The details about families leaving for a better life inform readers about the status of the author’s family. The details about hiring people from India persuade readers that people who crossed the seas were hard workers.
Answer:
Correct answer is "C".
Marina Budhos, one of the authors along Marc Aronson, has roots in the sugar industry because her father's family left India for work on a sugar plantation in the Caribbean. Although the central to sugar's story is the brutality involved in its manufacture, the book holds lots of personal stories, archival photos, maps and historical anecdotes related to Budhos' family status.
Explanation:
Answer:
C
Explanation:
edge '22
Earth's atmosphere blocks much of the light that astronomers need to observe distant stars. To get around this problem, nasa put a powerful telescope-.
The majority of the light light astronomers use to study far-off stars is blocked by the Earth's atmosphere. NASA installed a parabolic dish in orbit around the planet to circumvent this issue.
Do you take a breath of the air?arbitrary fact The atmosphere of the Earth is where we find the oxygen we breathe. Did you know that the atmosphere that makes up the coating of air we breathe could be as thin as the apple's skin if the planet were an apple?
The composition of the atmosphereAbout 78% of the gases in the Earth's atmosphere are nitrogen, 21% are oxygen, 0.9 % are argon, and 0.1 % are other gases. The other 0.1 percent of gases includes trace quantities of neon, water vapor, methane, carbon dioxide, and methane.
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What type of fitness training can affect the hormone erythropoietin (EPO)?
Endurance training, specifically high-intensity aerobic exercises such as running, cycling, and swimming, can significantly impact the hormone erythropoietin (EPO).
Endurance training, characterized by high-intensity aerobic exercises, can influence the production of erythropoietin (EPO) in the body. EPO is a hormone responsible for stimulating the production of red blood cells in the bone marrow.
During endurance training, the body undergoes physiological adaptations to meet the increased demands for oxygen delivery to the muscles. This is achieved by increasing the oxygen-carrying capacity of the blood, which is facilitated by an increase in the production of red blood cells. EPO plays a crucial role in this process.
Engaging in activities such as running, cycling, swimming, or any other form of aerobic exercise for an extended period and at a high intensity can stimulate the release of EPO. The repetitive and prolonged muscle contractions during these activities lead to a decrease in oxygen levels, triggering the production and release of EPO from the kidneys into the bloodstream.
EPO then acts on the bone marrow, promoting the production of new red blood cells, a process known as erythropoiesis. The increased red blood cell count enhances oxygen-carrying capacity, enabling improved endurance performance and overall aerobic fitness.
It is important to note that the use of synthetic EPO, also known as blood doping, is banned in sports due to its performance-enhancing effects. Natural stimulation of EPO through endurance training is a legitimate and safe way to improve aerobic fitness and athletic performance.
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The mixing of fats with water, assisted by molecules that have both nonpolar and polar ends, is called
Answer:
The mixing of fats with water, assisted by molecules that have both nonpolar and polar ends, is called emulsification
Hope that helps!
describe how impulse are transmitted across a synapse
A tiny electric message moves through a long part of a brain cell called the axon. When a message goes to the end of a nerve, it sends chemicals called neurotransmitters. These substances move through a tiny gap and attach to special parts of another nerve cell's outer covering.
What are the impulse?Messages called impulses are sent from one nerve cell to another through a connection called a synapse. This process is called synaptic transmission. Synapses are connections between nerve cells or between nerve cells and other cells, like muscles or glands.
The neuron sending the signal is called the presynaptic neuron. When a signal travels down a nerve cell, it causes little sacs called vesicles to release chemicals called neurotransmitters.
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Can you answer these 2 questions? plsssssss
1. Explain how the Coriolis effect affects ocean current movements in the northern and
southern hemispheres in your own words.
2. Infer why upwellings are economically important in your own words.
Answer:
Because the Earth rotates on its axis, circulating air is deflected toward the right in the Northern Hemisphere and toward the left in the Southern Hemisphere. This deflection is called the Coriolis effect. Click the image for a larger view. Coastal currents are affected by local winds.
Upwelling is the process that brings deeper water to the surface, and its major significance is that it brings nutrient -rich deep water to the nutrient-deprived surface, stimulating primary production
Explanation:
evolutionary significance of bryophytes
The bryophytes, which include mosses, liverworts, and hornworts, have significant evolutionary significance in the plant kingdom despite their relatively small size and simple structure, they played a crucial role in the colonization of terrestrial environments and the subsequent evolution of higher plants.
Here are some key evolutionary significance of bryophytes:
Adaptation to land: Bryophytes are considered some of the earliest land plants.
They were the first plants to transition from aquatic to terrestrial habitats, paving the way for the colonization of land by other plant groups.
They developed strategies to overcome challenges such as desiccation, limited nutrients, and anchorage to the soil.
Moisture retention: Bryophytes have adaptations that enable them to retain moisture.
They possess specialized structures, such as rhizoids and mucilage, that help absorb and retain water.
This ability to retain water and survive in relatively dry environments was an important adaptation for the conquest of land.
Soil formation: Bryophytes, especially mosses, contribute to soil formation.
They can grow on bare rocks and soil, where their rhizoids aid in weathering and breaking down substrates.
Their decomposed remains also contribute organic matter to the soil, enriching its fertility.
Habitat creation: Bryophytes provide habitat and microenvironments for other organisms.
Their dense mats or cushions create shelter, moisture, and temperature buffering for a variety of organisms, including insects, small invertebrates, and microorganisms.
They contribute to the overall biodiversity and ecosystem functioning.
Reproductive strategies: Bryophytes have unique reproductive strategies. They produce spores that can disperse and colonize new habitats.
Their reproductive structures, such as gametophores and sporophytes, exhibit various adaptations that allowed for successful reproduction in terrestrial environments.
Ecological indicators: Bryophytes are sensitive to environmental changes, making them valuable ecological indicators.
Their presence, abundance, and diversity can indicate environmental conditions such as air quality, moisture levels, and habitat disturbance.
Monitoring bryophytes can provide insights into the health and integrity of ecosystems.
Overall, bryophytes played a crucial role in the evolution and colonization of land by plants.
Their adaptations, ecological roles, and evolutionary history make them important subjects of study for understanding plant evolution, ecosystem dynamics, and the colonization of terrestrial environments.
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The bryophytes, which include mosses, liverworts, and hornworts, have significant evolutionary significance in the plant kingdom despite their relatively small size and simple structure, they played a crucial role in the colonization of terrestrial environments and the subsequent evolution of higher plants.
Here are some key evolutionary significance of bryophytes:
Adaptation to land: Bryophytes are considered some of the earliest land plants.
They were the first plants to transition from aquatic to terrestrial habitats, paving the way for the colonization of land by other plant groups.
They developed strategies to overcome challenges such as desiccation, limited nutrients, and anchorage to the soil.
Moisture retention: Bryophytes have adaptations that enable them to retain moisture.
They possess specialized structures, such as rhizoids and mucilage, that help absorb and retain water.
This ability to retain water and survive in relatively dry environments was an important adaptation for the conquest of land.
Soil formation: Bryophytes, especially mosses, contribute to soil formation.
They can grow on bare rocks and soil, where their rhizoids aid in weathering and breaking down substrates.
Their decomposed remains also contribute organic matter to the soil, enriching its fertility.
Habitat creation: Bryophytes provide habitat and microenvironments for other organisms.
Their dense mats or cushions create shelter, moisture, and temperature buffering for a variety of organisms, including insects, small invertebrates, and microorganisms.
They contribute to the overall biodiversity and ecosystem functioning.
Reproductive strategies: Bryophytes have unique reproductive strategies. They produce spores that can disperse and colonize new habitats.
Their reproductive structures, such as gametophores and sporophytes, exhibit various adaptations that allowed for successful reproduction in terrestrial environments.
Ecological indicators: Bryophytes are sensitive to environmental changes, making them valuable ecological indicators.
Their presence, abundance, and diversity can indicate environmental conditions such as air quality, moisture levels, and habitat disturbance.
Monitoring bryophytes can provide insights into the health and integrity of ecosystems.
Overall, bryophytes played a crucial role in the evolution and colonization of land by plants.
Their adaptations, ecological roles, and evolutionary history make them important subjects of study for understanding plant evolution, ecosystem dynamics, and the colonization of terrestrial environments.
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What organism that does photosynthesis will you have in your aquaponics system?
Hello! In an aquaponics system, you can have various organisms that perform photosynthesis, such as algae, duckweed, and aquatic plants like watercress, lettuce, and basil. These organisms are important in the system as they convert carbon dioxide into oxygen, which is essential for the survival of the fish in the system. Additionally, they also help in removing excess nutrients from the water, thereby improving water quality.
How would you explain the key concepts for the CWA in less than two minutes?
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
The final paragraph of the CNN report said that "several eye specialists" had pointed out that the study should have accounted for heredity. Myopia is passed down from parents to children. Myopic parents are more likely to have myopic children, and may also be more likely to leave lights on habitually (since the parents have poor vision). In what way does the knowledge of this possible genetic link affect how we interpret the data from the study? Explain.
Answer:
Myopia is a phenotype that results from interactions between genetic factors and the environment
Explanation:
A quantitative trait is a polygenic trait that depends on the cumulative effects of many genes and the environment. Some examples of quantitative traits include weight and height. Myopia is a quantitative trait whose phenotype depends on the combined action of different genes and the environment. It has been shown that genetics plays a central role in this trait (myopia), it is for that reason that myopic parents are more likely to have myopic children. However, there also are environmental factors (e.g., diet) which increase the risk to suffer myopia.
what are the difference between DNA and RNA
Answer:
There are two differences that distinguish DNA from RNA: (a) RNA contains the sugar ribose, while DNA contains the slightly different sugar deoxyribose (a type of ribose that lacks one oxygen atom), and (b) RNA has the nucleobase uracil while DNA contains thymine.
if the light intensity decreases then the dissolved oxygen level will decreases because
One difference between photosynthesis and cellular respiration is that
cellular respiration:
OA. involves an electron transport chain.
O B. involves a series of chemical reactions.
C. breaks down glucose to make ATP.
D. occurs in both plant cells and animal cells.
Answer:
I believe the answer is C. breaks down glucose to make ATP
Explanation:
Photosynthesis is the process in which a plant takes in solar energy, water, and carbon dioxide to create glucose and oxygen. Organisms such as humans and animals use the products of photosynthesis in a process known as cellular respiration. Our body breaks down glucose to create an energy source known as ATP. :)
In an area deficient in nitrogen, why would a plant, such as a legume, have an advantage over another type of plant?
A- It reproduces at a much faster rate when exposed to limited amounts of nitrogen in the air
B-It is an economically profitable crop.
C-It can survive for longer periods of time in arid areas due to its extensive root structure.
D-It is able to pull in and use nitrogen from the atmosphere through the process of nitrogen fixation
Answer:Legumes have long been recognized and valued as soil building crops. Growing legumes improves soil quality through their beneficial effects on conditions.
Explanation: well i don't have an explanation to this really
Answer:
D. It is able to pull in and use nitrogen from the atmosphere through the process of nitrogen fixation.
Explanation:
answer is the same but the choice may differ per quiz/test!
Please help
A. The rate of emigration equals the death rate
B. The birth and death rates are equivalent.
C. There will be more food available then the population can consume.
D. The population sizes of the organism and it's predator are equaled.
Answer:
Explanation:
The answer is a
Explain the limitation binomial nominclature (15 marks)
Answer:
- Binomial nomenclature is a widely accepted naming system, which is used in the naming of living things. Multiple native names make it extraordinarily tough to establish an organism globally and maintain an observation of the variety of species. Thus, it creates quite a lot of confusion. To eliminate this confusion, a normal protocol came up. According to it, every organism would have one scientific title which might be utilized by everybody to establish an organism.
What is binomial nomenclature?
Binomial Nomenclature follows a universally accepted naming system, which is used to provide a scientific name to a known organism.
Binomial Nomenclature also known as the binary nomenclature.
It uses two-terms during the nomenclature of a specie (plants, animals, and living organisms) that is why it called two-term naming system.
The scientific name of an organism or binomial nomenclature consists of two words, such as the generic epithet and describes the genus and the specific epithet and refers to the species of the organism.
Both of this term is written in italic and the genus name is capitalized.
Binomial nomenclature was given by Swedish botanist and physician Carl Linnaeus. He also called the founder of modern taxonomy.
Carl Linnaeus described and classified thousands of species of plants and animals in his book Systema Naturae.In this technique, there are particular guidelines that are followed while naming organisms. This normal algorithm is relevant to plants and animals whereas giving them distinctive names inside a given system.There are two worldwide codes such as the International Code of Botanical Nomenclature (ICBN) deal with the biological nomenclature for plants and the International Code of Zoological Nomenclature (ICZN) deal with the biological nomenclature of animals.
These two codes agreed upon by all of the biologists over the world for the naming protocol. These codes ensure that every organism will get a selected identity and that identity is globally recognized.
Summary of the limitation binomial nominclature:
- Some of the main drawbacks of binomial nomenclature are: If two or more names are actually in use in compliance with the priority rule, the appropriate name will be used first and the other names will end up being synonyms because authenticity is synonymous with the senior.
why do geologist think earths core contains mostly iorn
I hope my answer helped you! If you need more information or help, comment down below and I will be sure to respond if I am online. Have a wonderful rest of your day!
Please answer the image
When tryptophan is not present, the repressor dissociates from the operator and RNA synthesis proceeds is the proper explanation of the repressor when tryptophan is absent.
What is tryptophan?Tryptophan is an essential amino acid, which means it is not naturally produced by the body and must be obtained through the diet. It is most commonly found in protein-rich foods such as meat, fish, eggs, dairy products, nuts, and seeds. Tryptophan is a precursor to the neurotransmitter serotonin and is also used by the body to make the sleep-inducing hormone melatonin. It is known to help with relaxation, sleep, and stress, and has been linked to improved mood and cognitive functioning. Additionally, it plays a role in the production of niacin, which is important for energy metabolism, healthy skin and nerves, and a healthy digestive system.
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please help me!!!!!!
Answer:
sorry I don't know
ssoorryy
explain how a kidney machine works if you have a kidney failure
Answer:
Explanation:
A kidney machine, also known as a hemodialysis machine, filters your blood through a dialyzer, which works like a kidney and filters out extra salt, waste, and fluid. The machine has built-in safety checks to ensure the process is safe and effective. A pump in the machine slowly draws out your blood, then sends it through the dialyzer. Your cleaned blood is sent back into your body through the second needle in your arm.
Hope this helps :) !!!
How much space does a red imported fire ant need to grow and reproduce
Answer:
The size of the sides is up to you – the thinner the sides are the less space the ants will have. It all depends on the species, but roughly between 1,5 and 3 centimetres (0,6-1,2 inches) is recommended. To make sure the formicarium will keep together we need something to fixate it with.
Which is the smallest planet
Answer:
The smallest planet in our solar system is Mercury. It has a radius of 1,516 miles (2,440 km), which is about 1/3 the size of Earth. Mercury is also the closest planet to the Sun. It takes Mercury 88 Earth days to orbit the Sun, but only 59 Earth days to rotate on its axis. This means that Mercury has a day that is longer than its year.
Mercury is a very hot planet, with surface temperatures reaching up to 800 degrees Fahrenheit (427 degrees Celsius). This is because Mercury has no atmosphere to protect it from the Sun's heat. Mercury also has a very thin atmosphere, which is made up of hydrogen, helium, and oxygen.
Mercury is a very interesting planet, and scientists are still learning about it. In 2011, NASA's Messenger spacecraft became the first spacecraft to orbit Mercury. Messenger spent four years in orbit, studying Mercury's surface, atmosphere, and magnetic field. The data collected by Messenger has helped scientists to better understand this small, but fascinating planet.
Explanation:
Or pluto/ dwarf planet
Can someone help me with this please:)
Using spray cans with large concentrations of VOCs has no impact on air quality.
True
False
Answer:
It is false. It does have an impact on the air because VOC are stuff like perfumes, paint, and scented items with pollution source
Explanation:
also i got it right on the test
Which inequality is true if p = 3.47
Answer:
Consider a weight of 70 kilograms (kg) which has been measured to the nearest 10. Think about what could be the smallest number which would still round up to
Explanation:
Did you ever think a papaya could get a vaccination? It turns out that it can, sort of. While genetically modified fruits and vegetables remain fairly rare, the papaya is one exception. Most papayas in the United States are grown in Hawaii, where they are important and profitable for the state's economy. After a papaya virus devastated Hawaiian papaya production in the 1990s, papayas engineered for resistance to the virus were approved and brought to the market. Now, more than 80% of Hawaiian papayas are genetically modified. What are the benefits of this example of GM food?
Write a short argument in favor of this use of genetic engineering below.
The use of genetic engineering methods to p[roduce genetically modified foods such as the papaya has resulted in increased yield of papaya and improved its resistance to diseases.
What are genetically modified foods?Genetically modified foods refer to foods made from organisms whose DNA has undergone modifications through genetic engineering techniques.
Among the advantages of genetic engineering in agriculture are higher crop yields, lower costs for food or drug production, a decrease in the need for pesticides, improved nutrient composition and food quality, resistance to pests and disease, and greater food security.
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Qualities of a good fertilizer
1) Easily spread which will ensure in even distribution patterns
2)Capatible in particle size whether it's smooth or hard particles
3)Free from additives and contaminants
4)Can be easily applied
EXPLAINATION;
Increases yield and ensures the right amount of nutrients the plant needs
Answer choice:
A
B
C
D
Answer:
Answer is A
Explanation:
If you know about the energy pyramid, you would know that producers are at the bottom. Abiotic factors are factors that are non-living. Some examples are water, rocks, and the sun. Plants use energy from the sun to make food. Since the sun is an abiotic factor, it would make more sense that producers get their energy SOLELY FROM AN ABIOTIC FACTOR ( THE SUN ).
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