Answer:
I know this is really late but loud noises are an external stimulus and your body responds by usually covering your ears or if it is sudden you react by jumping or something.
Explanation:
In response to loud noises, an external stimulus, the body's auditory system processes sound waves which results in auditory neural signals being sent to the brain. The intensity of the sound affects the magnitude of this response. If the sound is too intense, it can potentially harm the auditory system and lead to hearing loss.
Explanation:When your body responds to loud noises, it's reacting to an external stimulus. Sound waves or auditory stimuli act on the outer ear (pinna, canal, tympanum). These waves cause vibrations, and the tympanum then sends that energy to the middle ear. From there, the middle ear bones shift, and the stapes transfers the mechanical energy to the oval window of the inner ear (cochlea). Once inside the cochlea, the energy creates a shift in the basilar membrane, thereby bending the stereocilia on the receptor hair cells. This process activates the receptors, which transmit auditory neural signals to the brain, producing the perception of sound. It's clear to see this process is affected by the sound intensity; if the intensity is too high, it could lead to disruptions in hearing, or even hearing loss.
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A biome is a group of ecosystems that share which of the following ? Check all that apply.
- similar climate
- geographical location
- similar vegetation
- similar wildlife
A biome is a group of ecosystems that share which of the following? Check all that apply.
A.) similar climate
B.) similar geographical location
C.) similar vegetation
D.) similar wildlife
A biome is a group of ecosystems that share the following factors:
similar climatesimilar vegetationsimilar wildlifeA biome is an area of land which is characterized by its vegetation, soil,
climate, and wildlife.
Biomes usually have very similar types of climate, vegetation and wildlife but doesn't have to share a geographical location.
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what does an atomic number represent in an atom?
A. number of protons.
B. number of electrons.
C. number of neutrons.
D. number of protons and neutrons.
Pls answer!!
D. the total number of protons and neutrons.
Answer:
number of protons in the atoms nucleus
Explanation:
Name the region of dna where transcription begins.
To begin transcribing a gene, RNA polymerase binds to the DNA of the gene at a region called the promoter. Basically, the promoter tells the polymerase where to "sit down" on the DNA and begin transcribing.
Transcription initiates at the promoter, a specific DNA sequence that serves as the binding site for the transcription machinery. The promoter includes the transcriptional start site where RNA polymerase binds and elements such as the TATA box, which are crucial for unwinding the DNA for transcription.
Explanation:The region of DNA where transcription begins is called the promoter. This is a specific DNA sequence that serves as a binding site for the transcription machinery, including enzymes and other proteins necessary for the process. It marks the start of a gene and thus, the initiation of transcription.
A typical promoter includes a transcriptional start site, which is the part of DNA to which RNA polymerase attaches to initiate transcription. This site is typically located upstream, or before the actual coding region of the gene. Promoters also include elements like the TATA box, a consensus sequence typically found at the -10 position within the DNA prior to the initiation site, which aids in the process of separating the DNA strands for transcription initiation.
Different genes have different promoters, which vary in sequence, but some elements are conserved, including the aforementioned TATA box and the -35 sequence. These conserved elements are crucial in determining how often a gene is transcribed and thus, its level of expression.
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is not a function of the skeletal system:? a. manufacture of red blood cells b. protection c. support d. synthesis of growth hormones
who Proposed a theory of gravity
Isaac Newton published a comprehensive theory of gravity in 1687. Though others had thought about it before him, Newton was the first to create a theory that applied to all objects, large and small, using mathematics that was ahead of its time.
Which measurement do geologists use to find the absolute age of once-living things?
amount of decayed daughter elements
total number of half-lives for the element potassium
age of ancient rocks located near the remains
amount of carbon-14 and nitrogen-14 in the remains
amount of decayed daughter elements
Explanation;Absolute age is the age of a rock in years. Absolute age is found by measuring the amount of certain radioactive elements in the rock.During the formation of rock, small amounts of radioactive elements is normally included. As the time passes, the parent radioactive elements undergo decay at a regular rate into non-radioactive daughter elements. By measuring the rate at which a parent element decays and then the ratio of parent element to daughter element in the rock the age of rock in years can be found.Answer:
A. amount of decayed daughter elements
Explanation:
Edge quiz
rocks at the earths surface break down or____into snaller pieces called____
The blanks are weathering so that's your answer
I wonder if the number of books I read will help me get smarter?
It should...the more you practice the better youll get!
Which measurement do geologists use to find the absolute age of once-living things?
amount of decayed daughter elements
total number of half-lives for the element potassium
age of ancient rocks located near the remains
amount of carbon-14 and nitrogen-14 in the remains
Answer:
By calculating the amount of decayed daughter elements.
Explanation:
The age of the rock in years is considered as its absolute age. The absolute age is found by determining the concentration of some radioactive elements in the rock. At the time of the formation of rock, small concentrations of radioactive elements get comprised usually. With the passing of time, the parent radioactive elements go through decay process at a regular rate into non-radioactive daughter elements. By calculating the rate at which decaying of a parent element takes place and then by finding the proportion of parent element to the daughter element in the rock, the age of rocks in years can be calculated.
What allows carbon to bond with up to four other atoms at a time and form the macromolecules that are essential to life ?
Eight valence electrons need to be present in carbon's outer shell, when considering covalent bonding. The three major types of covalent bonds are single, double, and triple bonds. A carbon atom can form the following bonds: Four single bonds.
Carbon's ability to form four covalent bonds allows it to create complex macromolecules that are vital for life. It shares electrons in its outer energy level, forming stable bonds with many different elements, including other carbon atoms.
Explanation:Carbon atom is unique because it can form four covalent bonds with other atoms, including other carbon atoms. These bonds are formed by sharing electrons in its outer energy level, which allows carbon to form strong, stable links with many elements. Carbon's ability to form four bonds makes it incredibly versatile, and it allows it to be the central atom in the vast majority of biological macromolecules. These macromolecules include carbohydrates, lipids, proteins, and nucleic acids, all of which are essential to life processes.
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Dorothy works as a medicinal chemist in a pharmaceutical company. What could one of her assignments be? A. to test new X-ray equipment B. to develop new surgical techniques C. to design new software that helps in the research of new molecules D. to research molecules in spider venom for new pain medication
Answer:
Option (4).
Explanation:
Medicinal chemistry is an interdisciplinary science that include medicinal chemistry, pharmaceutical chemistry and chemistry. This interdisciplinary branch mainly focus on the synthesis, design and development of new drugs.
Dorothy is a medicinal chemist, she mainly focus on the new drug discovery in a pharmaceutical company. She can research the chemical molecule present in spider venom and discover a new drug for pain medication. The topic of new pain medication of snake venom can be her assignment.
Thus, the correct answer is option (D).
what is microbes and list three types of microbes
What are Microbes?
They are Microorganisms that are too small too see with the naked eye. (without a microscope) They are found on every surface and in every habitat around the world that includes out own body. They are categorized into five major groups: Bacteria, Viruses, Algae, Fungi, and last but not least Protozoa.
What type of statement would the following be considered? "I'm not a Math person because I'm not smart enough."
Growth Mindset
Fixed Mindset
The correct answer is a fixed mindset.
In a fixed mindset, the individuals consider that their qualities are fixed and thus, cannot get modified. These individuals document their talents and intelligence in spite of being working to improve and develop them. They also consider that talent in solitary results in success, and effort is not needed.
On the other hand, in a growth mindset, the individuals exhibit an underlying belief that their intelligence and learning can develop with experience and time. In this kind of mindset, the individuals realize that their effort can have an influence on their success, and thus, they put in extra time, resulting in higher achievement.
Human activities have altered many natural environments ________. Many lands are now fields where only one farm crop is grown, an example of a(n)_______.
A. Invasive species
B. Pollutants
C. Deforestation
D. Monoculture
E. Smog
F. O-Zone layer
Human activities have altered various natural environments around the planet. Various lands are now fields where only one farm crop is cultivated, is an example of monoculture farming.
An agricultural method of growing or producing a single plant, crop, or a livestock species, breed, or a variety in a field of the farming system at a time is known as a monoculture. Hence, the correct answer is option D, that is, monoculture.
Which best explains the surface tension of water
"Cohesion" is the one among the following choices given in the question that best explains the surface tension of water.
I hope that this is the answer that has actually come to your great help.
Please mark this as the brainiest answer
Which of the following would most likely contain carbon?
trees Uranium is an element in its own right, and it only contains uranium. Water is a combination of the elements hydrogen and oxygen. Salt is a compound formed from sodium and chlorine. Carbon is found in organic substances, and trees are organic, so trees contain carbon.
Solve the equation 9k2 – 6k = 11 by completing the square.
The answer to 9k2 – 6k = 11 is k = 11/12. Though, I'm not sure by the square part.
Here's the decimal form: k=0.91667
Steps:
Multiply the numbers. (9*2)
Add similar elements. (18k - 6k = 11)
Divide both sides by 12.
Simplify.
-
Hope this helped!
Answer:
The solutions of the given equation are [tex]k=\frac{1}{3}+\frac{2}{\sqrt{3}}[/tex] and [tex]k=\frac{1}{3}-\frac{2}{\sqrt{3}}[/tex].
Explanation:
The given equation is
[tex]9k^2-6k=11[/tex]
Divide both sides by 9.
[tex]k^2-\frac{2}{3}k=\frac{11}{9}[/tex]
If an expression is [tex]x^2+bx[/tex] then we need to add [tex](\frac{b}{2})^2[/tex] in the expression to make it perfect square.
In the above equation [tex]b=\frac{2}{3}[/tex], so add [tex](\frac{1}{3})^2[/tex] on both the sides.
[tex]k^2-\frac{2}{3}k+(\frac{1}{3})^2=\frac{11}{9}+(\frac{1}{3})^2[/tex]
[tex](k-\frac{1}{3})^2=\frac{11}{9}+\frac{1}{9}[/tex]
[tex](k-\frac{1}{3})^2=\frac{12}{9}[/tex]
[tex](k-\frac{1}{3})^2=\frac{4}{3}[/tex]
Taking square root both the sides.
[tex]k-\frac{1}{3}=\pm \sqrt{\frac{4}{3}}[/tex]
Add 1/3 on both the sides.
[tex]k=\frac{1}{3}\pm \frac{2}{\sqrt{3}}[/tex]
Therefore the solutions of the given equation are [tex]k=\frac{1}{3}+\frac{2}{\sqrt{3}}[/tex] and [tex]k=\frac{1}{3}-\frac{2}{\sqrt{3}}[/tex].
What does the term pettifogged mean ?
A) to break down barriers
B) to have made a Victorian faux pas
c) to have fought over something trivial
D) to provide scientific evidence
For Odyssey ware its (To have fought over something trivial.) hope it helps and have a nice day.
You find a piece of rock. It crumbles easily and has little bits and pieces of shells in it. Is this an igneous, metamorphic, or sedimentary rock?
Which technology are environmental scientists using to track gray wolves by their individual howls
A. Gel electrophoresis
B. Photography
C. Biostimulation
D. Acoustics
Answer:
D. Acoustics
Explanation:
Environmental scientists have some difficulty identifying gray wolves, because wolves tend to move away from humans. For this reason, scientists have developed a technique for identifying wolves by their individual howls. This technique is acoustics.
When they occupy a territory, they have a natural tendency to signal to other wolves. Using acoustics, scientists can record a wolf's howl and release this recording in the forest, when it does, other wolves can respond to the recording's howl and this will allow scientists to approach the territory where the gray wolves are .
Option D. Environmental scientists use acoustics to track individual gray wolves by their unique howl patterns. This method is part of a suite of advanced biologging devices that have transformed wildlife conservation fieldwork. These technologies enable the detailed monitoring of animal movements and behavioral patterns.
Environmental scientists tracking gray wolves by their individual howls are using acoustics. They take advantage of the unique acoustic patterns in each wolf's howl to identify and monitor individual wolves. This method is part of a broader range of wildlife tracking technologies that have benefited from advancements like miniaturization and cost reduction.
These biologging devices, which can include radio telemetry and GPS tags, allow scientists to overcome previous logistical constraints associated with conservation fieldwork. By combining such tracking data with remotely sensed images of vegetation quality, scientists can study not only the movements of the animals but also understand the reasons behind those movements, such as changes in food availability.
Therefore, the correct answer is D. Acoustics.
Which components of the atom are found outside of the nucleus?
Question 2 options:
protons
electrons
neutrons
All are found in the nucleus.
Answer:
Electrons
Explanation:
Which of the following describes the function of proteins in our body?
Provide structure and support allowing our body to move
Provide immediate energy storage
Proteins like enzymes help break down and put together large molecules
Both A and C
Proteins provide structure and support to our bodies and function as enzymes that assist in crucial biochemical reactions.
Explanation:Proteins play a crucial role in bodily functions, performing diverse tasks. A primary function of proteins is in the structure and support of our bodies. This is illustrated by proteins like collagen and keratin, which contribute to the structure of skin, hair, nails, and tissues, enabling our body to move. Additionally, some proteins function as enzymes, assisting in crucial biochemical reactions. They can help in breaking down and combining large molecules, which are essential to many processes in the body such as digestion and DNA replication.
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What types of molecules would be found inside a lysosome
Lysosomes contain about fifty different enzymes that break down all types of biological molecules including proteins, nucleic acids, lipids, and carbohydrates.
Lysosomes are organelles found in animal cells that contain digestive and hydrolytic enzymes which break down various substances, including damaged organelles and pathogens. They play a critical role in processes like phagocytosis and autophagy which are essential for the cell's health and efficiency.
Explanation:The lysosome is a type of organelle found in animal cells and it plays a key role in digesting and breaking down various substances within the cell. The types of molecules that would be found inside a lysosome primarily include digestive enzymes and hydrolytic enzymes. These enzymes are crucial in breaking down proteins polysaccharides lipids nucleic acids and even damaged or old organelles.
Furthermore, lysosomes are often involved in the process of phagocytosis where they help the body's immune system destroy pathogens. For instance macrophages a type of white blood cell can engulf a pathogen and then fuse with a lysosome. The pathogen is then destroyed by the lysosome's hydrolytic enzymes.
Lastly another key function of lysosomes is the role they play in the process known as autophagy. This process also referred to as 'self-eating' involves the cell digesting its own structures particularly when they are damaged or unneeded. This function of lysosomes highlights their role in maintaining the cell's health and efficiency.
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Samir volunteered in a psychology study of emotion. If Samir were injected with ________, he would experience feelings of arousal.
Answer:
epinephrine
Explanation:
Epinephrine is also called as adrenaline. It is both a neurotransmitter and a hormone. The adrenal glands produce the hormone epinephrine that can also be used as a drug for various important functions.
If Samir were injected with epinephrine, he would experience rapid rush of adrenaline in his body and quick blood and oxygen flow throughout his body which will cause a feeling of arousal.
Samir was injected with epinephrine then he would experience feelings of arousal.
Further Explanation:
The adrenal gland is an endocrine gland which secretes aldosterone and cortisol hormone. This gland lies above the kidney.
Epinephrine is a hormone also known by the name adrenaline. Epinephrine is released in the bloodstream in case of anger and fear. It causes an rise in heart rate, blood pressure, and muscle activity.
The function of epinephrine are :
• To treat anaphylaxis disease.
• To treat cardiac arrest.
• To treat asthma.
Epinephrine is synthesized from tyrosine in our body through the following steps:
• Tyrosine is converted into dopamine.
• Dopamine is converted into nor-epinephrine.
• Then nor–epinephrine converted into epinephrine.
Effects of epinephrine are;
• Activates the reticular formation of the brain.
• To increase the heart rates.
• To relaxe the blood vessels and decrease the blood flow resistance.
Epinephrine is a hormone also act as a neurotransmitter. Thus, the nervous system is altered when a person is injected with epinephrine and a feeling of arousal is provoked.
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1. Learn more about collagen disease https://brainly.com/question/2947334
2. Learn more about heart functions https://brainly.com/question/7301375
3. Learn more about types of risky behavior https://brainly.com/question/4636541
Answer Details:
Grade: High School
Subject: Biology
Chapter: Control and coordination
Keywords:
Epinephrine,nor-epinephrine, heart disease, neurotransmitter, hormone, tyrosine, blood vessels, heart-rate, cortisol, cardiac arrest, anaphylaxis.
What are the four main characteristics of a population
1. Population Size and Density: Total size is generally expressed as the number of individuals in a population
2. Population dispersion or spatial distribution
3. Age structure
4. Natality (birth rate)
5. Mortality (death rate)
question answered by
(jacemorris04)
A population can be defined as the total number of living organisms such as animals, plants and human beings that are living together in a geographical region or location, at a particular period of time.
Basically, the four (4) main characteristics of a population include the following:
Mortality (death) rate: it is the number of deaths per unit time by each individual that makes up a population.Natality (birth) rate: it is the rate of reproduction or birth per unit time by each individual that makes up a population.Population density (size): this is the size of any population with respect to some unit of space in a geographical region.Age distribution (structure): this describes the age groups that exist within a population and it is determined by growth rate.Read more: https://brainly.com/question/9446729
Help!!!!!!!!!! What happens when a substance undergoes a chemical change?
atoms rearrange to form new substances. So basically when two substances are chemically bined together there is no going back.
An organism which must obtain its food from other organisms is called
Carnivores, they eat other animals to obtain their food.
Which macromolecule is involved in nearly every function in the human body?
A. lipid
B. nucleotide
C. protien
D. carbohydrate
The correct answer is protein.
Protein being the macro molecule is involved in almost every function of the body. Some of the important functions of the protein in the body are given below.
Like our nails and hair are made of keratin protein.All the enzymes that is involved in the metabolic reactions of the body are protein.As like carbohydrate and fat, protein has no reservoir in the body so it is taken by the body and is utilized by the body without being stored.A class of chemical called a neurotransmitter is important in the transmission of nerve impulses. Neurotransmitters are packaged by the cell into small, membrane-bound sacs called vesicles. Upon receiving a chemical signal, the vesicles move toward the plasma membrane and fuse with it, releasing the enclosed neurotransmitters from the terminal end of the nerve cell. Which organelle is most likely responsible for packing neurotransmitters into a vesicle?
Anton Von Leeuwenhoek
The Golgi apparatus is the organelle responsible for packing neurotransmitters into synaptic vesicles in a neuron. Small molecule neurotransmitters are packed at the presynaptic terminal, whereas neuropeptides are packed in the cell body and transported to the terminal. This packing and release mechanism is essential for nerve impulse transmission.
Neurotransmitters are crucial for the transmission of nerve impulses between neurons. These chemical messengers are synthesized within neurons and then packed into specialized structures known as synaptic vesicles. The process of packaging neurotransmitters into vesicles is typically carried out by the Golgi apparatus, which is an organelle responsible for modifying, sorting, and packaging proteins and lipids into vesicles.
Small molecule neurotransmitters are synthesized and packaged into vesicles directly within the presynaptic terminal. Meanwhile, neuropeptide transmitters are first synthesized and packaged into vesicles in the neuron's cell body and then transported to the presynaptic terminal through a mechanism called fast axonal transport. The rate of synthesis for small molecule neurotransmitters is often controlled by a rate-limiting step, while neuropeptides depend on axonal transport to reach the presynaptic terminal.
When an action potential arrives at the axon terminal, the influx of calcium ions triggers the fusion of synaptic vesicles with the plasma membrane. Consequently, neurotransmitters are released into the synaptic cleft, allowing them to bind to receptors on the postsynaptic cell and carry on the nerve impulse. The entire process is critical for communication within the nervous system and is the basis of synaptic transmission.
How do you think cells reproduce to make more cells?