Prolonged exposure to any sounds above 85 decibels can produce hearing loss (Option D).
What is a decibel?The decibel (dB) is a unit of measurement for sound levels. It is used to measure the magnitude of sound, and it is commonly used in the music industry and sound engineering. The decibel scale is logarithmic, meaning that a small increase in decibel level corresponds to a significant increase in the sound's actual energy.
The human ear can detect sounds as low as 0 decibels and as high as 140 decibels. Prolonged exposure to any sounds above 85 decibels can produce hearing loss, and prolonged exposure to sounds above 130 decibels can cause immediate damage to the ear's hearing structures.
Thus, the correct option is D.
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Prolonged exposure to sounds above 85 decibels can lead to hearing loss. Hearing loss can either be a temporary or permanent hearing problem. Temporary hearing loss can be caused by attending a loud concert or listening to music using earbuds on full volume.
Temporary hearing loss normally lasts for a few hours to days, while permanent hearing loss is a long-term hearing problem. Permanent hearing loss is caused by exposure to loud noises, loud sounds, or loud music over an extended period.Most people use earbuds or headphones to listen to music or watch videos on their phones, and they sometimes increase the volume to full. If you can hear sounds from the earbuds, chances are you are damaging your ears. You can protect your hearing by keeping the volume below 60 percent or 85 decibels.
You can also use noise-canceling headphones or earbuds to help block out surrounding sounds, allowing you to listen to music at a lower volume while still enjoying good sound quality.
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The image illustrates a building with a green roof a roof that is covered in
living vegetation. What is a goal of this sustainable practice for societal
development?
A. To replace natural wilderness with more pavement
B. To increase the building's energy costs for heating and cooling
Answer:
reduces the environmental impact of paved surfaces
Explanation:
Apegx
7. Compare and contrast the way carbon is used in respiration and photosynthesis.
8. How does carbon get into the ocean?
PLEASE HELP ME I AM A LONELY WEEBO AND THE ONLY THING THAT WOULD MAKE ME HAPPY IS IF SOMEONE GAVE ME THE ANSWERS TO THIS SH!aTt
Answer: 7. Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. ... While photosynthesis requires carbon dioxide and releases oxygen, cellular respiration requires oxygen and releases carbon dioxide. 8. Carbon gets incorporated into marine organisms as organic matter or structural calcium carbonate. When organisms die, their dead cells, shells and other parts sink into deep water. Decay releases carbon dioxide into this deep water. brainliest?
Explanation:
in a hypotonic Solution, the concentration of solutes outside
the cell is lower than the?
A) concentration of fluid in
membrane
B) concentration or osmosis in membrane
C) concentration of diffusion in membrane
D) concentration of solutes in cell
Answer:
If a cell is placed in a hypotonic solution, there will be a net flow of water into the cell, and the cell will gain volume. If the solute concentration outside the cell is lower than inside the cell, and the solutes cannot cross the membrane, then that solution is hypotonic to the cell.
Explanation:
correct me if I'm wrong thank you
sorry this is only what I know thanks
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How is research from college/ universities doing to help stop coronavirus or stop the spread?
Answer:
I added an answer I am afraid it was wrong and I am new I don't know how to delete an answer, so I just edited and wrote this
Explanation:
Answer: i do not know
if this is correct
Explanation:
1. Conducting research
2. Sharing data and information
3. Boosting medical personnel
4. Putting idle facilities to good use
5. Offering ethical guidance
Serotyping of the pneumococcus based on capsular polysaccharide is performed in:
A. Ouchterlony double diffusion
B. Western blot
C. immunelectrophoresis
D. radioimmunoassay (RIA)
E. the Quellung test
The serotyping of pneumococcus based on capsular polysaccharides is typically performed using the Quellung test. This test allows for the identification and classification of different strains of pneumococcus.
The Quellung test, also known as the Neufeld test, is a technique used to determine the presence and type of capsular polysaccharides in pneumococcal strains. It involves the use of specific antibodies that bind to the capsular polysaccharide antigens.
When the antibodies react with the antigens on the bacterial surface, they cause the capsule to swell or "quell," which can be observed under a microscope. This reaction allows for the identification of the specific capsular type of the pneumococcus strain.
Other methods mentioned, such as Ouchterlony double diffusion, Western blot, immunoelectrophoresis, and radioimmunoassay (RIA), are not commonly used for the serotyping of pneumococcus based on capsular polysaccharides. These techniques may have their applications in other areas of research or diagnosis, but the Quellung test remains the standard method for serotyping pneumococcus.
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identify the control group
help with the question ASAP
Answer:
australia is a very hot and dry climate it is expected to raise 5 degress celcius and will cause fires and damaging there ecosystems
Explanation:
which biome would be described as having ample rainfall or moisture from fog, with large conifers such as sitka spruce and douglas fir?
The biome that would be described as having ample rainfall or moisture from fog, with large conifers such as Sitka spruce and Douglas fir is: a temperate rainforest biome.
The Sitka spruce is the most commonly found tree in this biome. They are known for their height, with some towering over 300 feet. Sitka spruce has needles that are sharp and pointy, and they can grow as long as an inch. This tree species is used for building and paper production due to its strength and density.
The climate in temperate rainforests is mild, moist, and rainy throughout the year. During winter, the temperature ranges from 30°F to 50°F, while summer temperatures are between 50°F to 60°F. It receives ample rainfall or moisture from fog throughout the year. It's said that there's usually around 140-180 inches of rainfall annually.
Biome is found in the coastal areas of the Pacific Northwest, specifically in North America. The temperate rainforest biome is home to many species of plants and animals, including the Sitka spruce, black bears, elk, and bald eagles. They are incredibly diverse, with around 130 species of mammals and hundreds of bird species living in this biome.
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While online last week, you saw the following advertisement:
Shop at Impressive lonics!
The ions in our jewelry will balance your energy
and improve your health. Nine out of ten people
report significant improvement in the way they
feel within one week of wearing our jewelry.
SALE ENDS SATURDAY!
Which of the following is the best thing to do after reading this
advertisement?
A. Read the company website to find out more about how the ions
work.
B. Look for a peer-reviewed article relating to ionization and overall
well-being.
C. Buy the jewelry before the sale ends.
D. Look for other companies that sell similar products, then compare
prices.
The best thing to do after reading it is to (A) Read the company website to find out more about how the ions work. This will help to understand the science behind the claims made in the advertisement and whether or not the claims are actually supported by scientific evidence. Doing research will help make a more informed decision regarding the effectiveness of the product.
HELPPPPP
how could changing one mRNA codon change a protein?
Answer:
the outcome of a frame shift mutation is complete alteration of the amino acid sequence of a protein. This alteration occurs during translation because ribosomes read the mRNA strand in terms of condons,or groups of three nucleotides. theses groups are called the reading frame.
Explanation:
hope that helps.:)
Changing one mRNA codon will change a protein because each protein
have their specific mRNA codons.
The mRNA codon are translated into a single amino acid during polypeptide
formation. Changing one mRNA codon will result in the formation of a
different type of protein.
The mRNA codon comprises of three base pairs and a change in an amino
acid such as Alanine which has a codon of GCA which when replaced by
GAC will form aspartic acid.
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Which of the following components is found in the reactions for protein translation activation? (Select all that apply.) ATP releasing factor proteins free amino acid uRNA 40S ribosomal subunit peptidyl transferase aminoacyl-tRNA synthetase free tRNA 60S ribosomal subunit
The components found in the reactions for protein translation activation are ATP, free amino acid, aminoacyl-tRNA synthetase, and free tRNA.
During protein translation, several components are involved in the activation of the process. ATP (adenosine triphosphate) serves as the energy source for the activation. Free amino acids are required as building blocks for protein synthesis. Aminoacyl-tRNA synthetase is an enzyme responsible for attaching the appropriate amino acid to its corresponding tRNA molecule. Finally, free tRNA molecules carry the activated amino acids to the ribosomes for protein synthesis.
The other options mentioned in the question, including ATP releasing factor proteins, uRNA (which might refer to tRNA or mRNA), 40S ribosomal subunit, peptidyl transferase, and 60S ribosomal subunit, are not directly involved in the reactions for protein translation activation.
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Which of the following is a task a forest engineer performs?
performing DNA testing on wood samples
determining costs of environmental preservation
enforcing policies on lumber harvesting and trade
pricing and selling harvested trees from clear cuts
Answer:
The answer is B (determining costs of environmental preservation)
Explanation:
Forest engineers plan/direct programs for forest harvesting, reforestation, prevention and control for forest fires, environmental protection, and insect and disease outbreaks.
Using this information, we can clearly cross of A, C, and D. Leaving us with B, which completely lines up with our information on the job.
Which of the following characteristics of land plants is ABSENT from their closest relatives the Charophytes? a. Sporophytes b. Sexual reproduction c. Multicellularity d. Parent nourished zygote e. Gametophytes
The characteristic that is absent from their closest relatives, the Charophytes, is "land plants have sporophytes".
Charophytes have a more simple life cycle with haploid and diploid stages that are both free-living. Land plants, on the other hand, have a dominant diploid sporophyte stage and a reduced haploid gametophyte stage. The other characteristics (sexual reproduction, multicellularity, parent-nourished zygote, and gametophytes) are present in both land plants and Charophytes.content loaded.
Sporophytes are the diploid, multicellular phase of the plant life cycle that produces spores through meiosis. In land plants, sporophytes are a prominent and dominant part of their life cycle. However, in Charophytes (closest relatives of land plants), the sporophyte generation is generally much smaller and less complex compared to land plants. Charophytes usually have a predominant haploid (1n) phase in their life cycle known as the gametophyte.
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Please help me out :( !! Compare and contrast mutualism, commensalism, and parasitism. Use clear and complete sentences.
Answer:
Mutualism is where both organisms benefit, commensalism is where one benefits but the other organism isn’t harmed, and lastly, parasitism is where one organism benefits and the other is harmed. The various species found within a single ecosystem can relate to each other in a variety of ways. The terms mutualism, commensalism, parasitism and symbiosis all refer to the various ways that species within an ecosystem can interact with one another.
Explanation:
Cells that perform functions requiring a significant amount of energy (like muscle cells) have a lot of which organelle?
Answer:
mitochondra
Explanation:
mitochondria is needed for cells that use a lot of energy
Answer:
mitochondria
Explanation:
The mitochondria provides the cell with tons of energy.
What evidence has helped scientists study the origin of water on Earth?
There are many evidences that might have helped scientists to be a cause for origin of water on earth . Possible reasons include:
The world's seas may have received water from comets, trans-Neptunian objects, or protoplanets, water-rich meteoroids from the outer regions of the asteroid belt that collided with Earth.The disintegration of the aluminum isotope heated up large enough planetesimals. Water may surface as a result of this. Recent research suggests that ancient eucrite meteorites from the asteroid Vesta provide evidence that water with a similar deuterium-to-hydrogen ratio was already present when the Earth first formed. Recent analyses of the chemical makeup of Moon rocks indicate that water was present on Earth at the time of its creation.A fraction of the water on Earth may have been created via gradual "dehydration melting"—leakage of water contained in the hydrate minerals of the planet's rocks. Water may have also come via volcanism: water vapor from volcanic eruptions in the atmosphere may have condensed into rain, which gradually filled Earth's marine basins.
These might be the possible evidence for the origin of water on Earth but it is still unclear where Earth's water came from or why there is unmistakably more liquid water on Earth than on the other stony planets in the Solar System.
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motor units are activated on a rotating basis to reduce fatigue. what is this mechanism called?
The mechanism by which motor units are activated on a rotating basis to reduce fatigue is called motor unit recruitment.
The nervous system recruits motor units in a specific order based on the size and type of the motor units. Smaller motor units are recruited first, which have less force but greater endurance, and larger motor units are recruited later, which have more force but less endurance. This rotating recruitment pattern allows for the muscle fibers within a muscle to be activated in a coordinated manner, preventing fatigue of any one motor unit or group of motor units. By utilizing this mechanism, muscles can continue to contract for extended periods of time without becoming fatigued.
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What is the term given to sand, clay, and decaying organic matter?
true or false? in an adult, a brain tumor that blocks the flow of cerebrospinal fluid through the ventricular system causes dilation of the ventricular system, but the head does not enlarge as the ventricles enlarge.
True. A brain tumor that blocks the flow of cerebrospinal fluid through the ventricular system causes dilation of the ventricular system, but the head does not enlarge as the ventricles enlarge in an adult. This is because the skull bones are fused together in adults and cannot expand. Instead, the pressure from the enlarged ventricles can cause other symptoms such as headaches, nausea, and seizures.
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Give three {3} ways of how you can give care to your reproductive system
Answer: Eat a balanced diet that is high in fiber and low in fat.
Drink plenty of water.
Get regular exercise.
Explanation:
The field of study that compares the structures of embryos to find evolutionary relationships between organisms is called:
1: Comparative Anatomy
2: Cladogram
3: Phylogenetic Tree
4: Comparative Embryology
Answer:
The field of study that compares the structures of embryos to find evolutionary relationships between organisms is called Comparative Embryology. It is a branch of embryology that compares and contrasts embryos of different species to show how all animals are related.
Answer:1 comparative anatomy
Does the ball always change direction after being tapped? Explain.
Explanation:
Each tap will change the direction of the ball, making it turn in the same direction each time.
A scientist performed an experiment using various lengths of wire, all with the same cross-sectional area. The resistance of each length of wire was measured. The scientists results appear in the data table below.
Length Resistance
(meters)
(ohms)
Which of the following is the best conclusion to draw from this experiment?
O Resistance increases as the cross-sectional area of the resisting material increases.
O Electrical signals increase in power consumption as the length of wire increases
O Electrical signals decrease in strength as the distance they travel increases
Resistance increases as the total length of the resisting material decreases
5.1
11.0
16.0
18.0
23.0
1.6
3.8
4.6
5.9
7.5
Answer:
a
Explanation:
Which was the first “cell” viewed by the light microscope? microbe atom DNA oak bark
Answer:
Option d (Oak bark) is the correct choice.
Explanation:
Throughout 1665, Robert Hooke would be the very first individual who saw cells through some kind of microscopic examination. The innovation as well as advancement and implementation of microscopy allowed this to happen.Microscopic constructions would not have been seen already therefore researchers haven't understood which one living creatures were managed to make from.The other three alternatives are not related to the given particular instance. So that option d would be the correct one.
Answer:
Oak bark
Explanation:
solve it according to the question please.
the subject is petroleum, so please solve it regardibg
this.
F- Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.
During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.
The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.
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The correct question is:
Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
2. What is a gene? ________________________________________________________
3. What is the difference between gametes and body cells? ____________________________________________________________________________
4. Each person’s DNA is unique except for who?________________________________________________________________________
5. How does each gene code for a protein?__________________________________________________________________________________________________________________________________________________
6. Look at the picture of the nucleus, chromosome, and gene and infer what the relationship is of the three things? ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Answer:
2).a gene is a basic unit of heredity and a sequence of nucleotides in DNA that encodes the synthesis of a gene product, either RNA or protein
What did fossils teach us about whales
Answer: The fossils help reveal the whale's deep history, from extinct species that originally lived on land to today's cetaceans. And by knowing their past we can help ensure that these magnificent creatures survive the many threats they face in today's world.
Answer:
It taught us about there ancestry and there evolution. Gigantic whale fossils from a prehistoric species know as, "Basilosaurus," were mistaken for dinosaur fossils, but were later recognized as animals. These creature were no elogated than whales today, and had short back legs and front flippers.
Explanation:
Hope it helps! =D
Which actions could be categorized in the
"aerobic" section of the Venn diagram?
Check all that apply
consists of three stages
yields 36 ATP molecules
does not require oxygen
0 produces lactic acid
O starts process with a glucose molecule
Answer:
A.
B.
E.
Explanation:
Aerobic respiration will yields 36 ATP molecules and starts with the process of glucose molecules.
What is Aerobic respiration?The respiration in which glucose molecules produces energy in the form of ATP is called aerobic respiration.
The aerobic respiration produces 36 ATP molecules. Fermentation will produce lactic acid. Aerobic respiration consists of three stages such as glycolysis, ETC cycle.
The conversion of fuel, such as fats and sugars, into chemical energy is known as aerobic respiration. Anaerobic respiration, in contrast, doesn't require oxygen.
Therefore, Aerobic respiration will yields 36 ATP molecules and starts with the process of glucose molecules.
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what tool is used to determine the precise location of radioactively labeled DNA
Carbon 12 is the most common isotope of action and has mas number of 12. However, the average om mass of carbon found on a periodic table is the more than 12 tons Why? The tom does not include the mass of electrons Some carbon stores in uwe have an extra proto Some Carbon atominature have more on Some Carbonminne
Carbon 12 is the most common isotope of carbon with a mass number of 12. However, the average atomic mass of carbon found on the periodic table is more than 12 tons. This is because of the following reasons: The tom does not include the mass of electrons.
This is because electrons are much lighter than the other subatomic particles, and their mass is not considered in the calculation of the atomic mass of an element. Some carbon stores in uwe have an extra proto. Carbon 12 is the most abundant isotope of carbon and has six protons and six neutrons in its nucleus. However, some carbon atoms have an extra neutron or two, making them isotopes of carbon. The presence of these isotopes in nature accounts for the slightly higher atomic mass of carbon found on the periodic table.
Some Carbon atominature have more on. Some carbon atoms have more than six neutrons in their nucleus, making them heavier isotopes of carbon. These isotopes are much less abundant in nature than carbon-12, but they do exist and contribute to the average atomic mass of carbon found on the periodic table. Some Carbonminne. Carbon has a few isotopes such as Carbon-12, Carbon-13, and Carbon-14. Of these, Carbon-14 is unstable and radioactive, and Carbon-13 is stable and non-radioactive.
They are not found in equal abundance, but the contribution of their presence to the atomic mass is also responsible for the slightly higher atomic mass of carbon found on the periodic table.
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