The autonomic nervous system sees to the secretion of the fight and flight hormones.
What is the nervous system?We know that the nervous system is the system in the body that sees to the control of many of the activities in the body. The way that the nervous system functions is by the fact that it is able to cause the movement of electrical signals throughout the body of the organism.
Electrical signals moves from the point of the reception of the signal to the brain of the organism and then the organ that is involved would be reached and the appropriate action can now be taken.
In the case of a car crash, the autonomic nervous system would send a signal to the brain and then the brain would activate the adrenal cortex for the secretion of the adrenaline.
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True/False : if the nacl concentration drops below 1.5 m the cell walls of halobacterium become more rigid.
The statement "if the nacl concentration drops below 1.5 m the cell walls of halobacterium become more rigid." is false.
Halobacterium is a type of extremophile archaea that lives in high-salt environments such as salt lakes, salt flats, and salt pans. To survive in such environments, Halobacterium has adapted to high salt concentrations by accumulating large amounts of intracellular salt. This adaptation helps to maintain the cell's turgor pressure and prevent dehydration.
One of the adaptations of Halobacterium to high salt concentrations is the modification of its cell walls. The cell walls of Halobacterium are composed of glycoproteins and glycolipids, which form a lattice-like structure that is stabilized by salt bridges. As the salt concentration in the environment increases, the lattice structure of the cell wall becomes more stable, and the cell wall becomes more rigid. Conversely, as the salt concentration decreases, the lattice structure of the cell wall becomes less stable, and the cell wall becomes more flexible.
Therefore, if the NaCl concentration drops below 1.5 M, the cell walls of Halobacterium would become less rigid, not more rigid.
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____ act as prime movers as they are most responsible for a particular movement in the human body.
Answer:
Agonist muscles.
Explanation:
Agonist muscles act as prime movers as they are most responsible for a particular movement in the human body.
What occurs in the light independent reactions?
Answer:
Light energy is harnessed in Photosystems I and II, both of which are present in the thylakoid membranes of chloroplasts. In light-independent reactions (the Calvin cycle), carbohydrate molecules are assembled from carbon dioxide using the chemical energy harvested during the light-dependent reactions.
Explanation:
difference between speed and lvelocity in three point
Explanation:
(1)speed is scalar quantity
(1) velocity is vector quantity
(2)speed can never be negative or zero and it is always positive
(2) velocity can be negative or zero and it can be positive
(3)speed is time taken to travel a specific distance
(3) velocity is time taken to travel minimum distance from 1 point to other point
(4)speed=distance upon time
(4) velocity = displacement (minimum distance between 2 points ) upon time
did u understand if not then comment
what would happen to the flow of energy in the food web if the cod population were removed?
A) the penguins would not gain energy from the krill
B)the phytoplankton would gain energy from the squid
C)the leopard seal would not gain energy from the cod.
D) the leopard seal would gain energy from the killer whale .
Answer:
A
Explanation:
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Answer: I think that the answer is A.
Over a period of two generations, the frequency of green dung beetles in a population shifts from 75% to 71%, while the frequency of brown dung beetles within this population shifts from 25% to 29%. This is an example of: Group of answer choices catastrophism. sexual selection. microevolution. gene flow.
The given scenario of shifting frequencies of green and brown dung beetles within a population is an example of microevolution.
The scenario described represents an example of microevolution. Microevolution refers to changes in the genetic composition of a population over a short time period, typically involving shifts in allele frequencies. In this case, the frequency of green dung beetles decreased from 75% to 71%, while the frequency of brown dung beetles increased from 25% to 29% over two generations. These changes suggest that there have been alterations in the relative abundance of these beetle variants within the population, reflecting microevolutionary processes at work. It is important to note that microevolutionary changes accumulate over time and can lead to significant evolutionary transformations in the long run.
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What is photosynthesis?
Answer:
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Explanation:
What drives surface currents?
differences in air temperature
differences in climate
differences in water density
differences in water salinity
Answer:
WHAT DRIVES SURFACE CURRENTS?
Surface currents in the ocean are driven by global wind systems that are fueled by energy from the sun. Patterns of surface currents are determined by wind direction, Coriolis forces from the Earth's rotation, and the position of landforms that interact with the currents.
DIFFERENCES IN AIR TEMPERATURE.
Movement of air due to differences in temperature between two locations is known as convection or advection. Convection is the term commonly applied to vertical movement of air, whilst advection is used in the context of horizontal displacement of air.
DIFFERENCES IN CLIMATE.
Weather refers to short term atmospheric conditions while climate is the weather of a specific region averaged over a long period of time. Climate change refers to long-term changes.
DIFFERENCES IN WATER DENSITY.
High temperature makes water less dense. As water gets warmer, its molecules spread out, so it becomes less dense. As it gets colder, it becomes denser. Most chemicals get denser when they turn from a liquid to a solid, but water is different.
DIFFERENCES IN WATER SALINITY.
As we have seen, most differences in salinity are due to variations in evaporation, precipitation, runoff, and ice cover. All of these process occur at the ocean surface, not at depth, so the most pronounced differences in salinity should be found in surface waters.
Explanation:
Correct me if I'm wrong po!!
PERO HOPE IT'S HELP PO!♥
..HeLp......plEaSe.....
IM PoOpEd iDoNtKnOw
Answer:
Stem cell is the special type of cell that can differentiate to give any cells in the body. Cell therapy nowadays are using stem cell in order to replace damaged tissue.
Explanation:
which portion of the adrenal gland secretes hormones in response to "fight-or-flight" situations?
In contrast, the adrenal cortex secretes hormones such as cortisol, aldosterone, and androgens, which regulate various body functions such as blood pressure, electrolyte balance, and metabolism, but they are not specifically involved in the "fight-or-flight" response.
The adrenal gland is an endocrine gland located on top of the kidneys and is divided into two main parts: the adrenal cortex and the adrenal medulla. The adrenal medulla is responsible for secreting hormones in response to "fight-or-flight" situations.
The adrenal medulla is composed of specialized cells called chromaffin cells, which secrete two hormones: epinephrine (adrenaline) and norepinephrine (noradrenaline). These hormones are released in response to stress or danger and help prepare the body for a fight-or-flight response by increasing heart rate, blood pressure, and respiratory rate, and by directing blood flow to essential organs such as the heart and brain.
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4.
Which of the following best explains how viruses cause disease?
A. The virus particles ingest cells in order to
disrupt their processes. Ingesting cells allows viruses to continue to replicate.
В.
The virus particles digest parts of the host cell mechanism to create more viruses. The cell is left without means to replicate
С
The virus particles infect host cells and use the host cell's machinery to create more viruses. This disrupts the host cell's processes.
D
The virus particles invade host cells and use the host cell's machinery to create many more host cells. This causes overproduction of cells
Answer:
uhhh B
Explanation:
because that actually does happen and it gets in your intestine system then you breath it in and the cell is gone
A carbohydrate is broken down into smaller sugars, this is an example of what type of energy?
A.chemical
B.mechanical
C.sound
D.nuclear
what is MKS system?
Answer:
MKS system is the system of measurement in which length is measured in meter(m), mass in kilogram(kg) and time in second(s)
Brown eye color is a dominant trait and blue eye color is a recessive trait
What typically happens when someone inherits one allele for brown eyes and one for blue eyes?
O The person has brown eyes, and brown eye color remains a dominant trait
O The person has blue eyes, but brown eye color remains a dominant tralt
O The person has brown eyes, but blue eye color becomes a dominant trait
O The person has blue eyes, and blue eye color becomes a dominant trait
Answer:
The answer is the first choice, the person has brown eyes , and the color remains the dominant trait.
Explanation:
When a person inherits a recessive trait and a dominant trait, their (in this case) eye color will always be brown. The only time a recessive trait will be inherited (having blue eyes) occurs when the offspring inherits two recessive traits.
A. The person has brown eyes, and brown eye color remains a dominant trait this typically happens when someone inherits one allele for brown eyes and one for blue eyes.
What's an allele simple definition?An allele is one of two or more variations of DNA collection (an unmarried base or a phase of bases) at a given genomic area. A person inherits two alleles, one from every parent, for any given genomic vicinity where such a version exists.
What are alleles and examples?A dominant allele will override the tendencies of a recessive allele in a heterozygous pairing. In a few trends, however, alleles can be codominant—i.e., neither acts as dominant or recessive. An instance is the human ABO blood group machine; humans with type AB blood have one allele for A and one for B.
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HELP ASAP
1. Is it weather or climate?
It has been raining for
the past hour.
2.Is it weather or climate?
The average temperature in Gulf Shores during the summer is 90°.
3.Is it weather or climate?
The temperature decreases 5°C in one hour and then decreases another 3°C in the next hour.
Answer:
1) Weather
2) Climate
3) Weather
Explanation:
Weather is to do with upcoming/soon conditions like one whole day, while climate is overall conditions over a longer period of time, take for example one whole season.
dna samples from four different organisms were analyzed using a procedure that separates the dna in each sample by size.What procedure was used to obtain these results?
Answer:
The correct answer is - Gel electrophoresis.
Explanation:
Gel electrophoresis is a lab technique used to separate distinct samples of mixed DNA, RNA, or proteins on the basis of their size. In gel electrophoresis, the molecules to be move from one another by an electrical field through a gel with small pores in it. DNA molecules are negatively charged so they move towards positive charge wells in the electric field and get separated.
5. The finches Darwin discovered on the Galapagos Islands are examples of how
environmental change and isolation can affect a species.
True
False
Answer:
True
Explanation:
The finches Darwin discovered are genetically different from other finches of the same species because of differences in habitat climate and the habitat itself.
5) What is the largest hierarchical level that global warming affects?
a) organism b) community c) biosphere d) population
Answer:
C) Biosphere
Explanation:
Chapter 18 Homework
I've done this before...
The largest hierarchical level that global warming affects is the biosphere, which is in Option C, as the biosphere includes all the living organisms and their interactions with each other and with their physical environment.
What is global warming?Global warming refers to the long-term increase in Earth's average surface temperature, primarily due to the release of greenhouse gases from human activities such as burning fossil fuels and deforestation. This increase in temperature has a range of impacts on the biosphere, including altering ecological processes, changing the distribution of species, and affecting the physical environment, and it can also have a profound impact on the distribution and abundance of species.
Hence, the largest hierarchical level that global warming affects is the biosphere, which is in Option C.
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Describe how bacteria maintain its nature's balance.
Answer: Bacteria and fungi employ a variety of mechanisms to increase soil organic matter and function, but they do so at the expense of maintaining a healthy population in the soil. Bacteria contribute to ecosystem health by decomposing dead matter and cycling nutrients into useable forms. Bacteria may be found in all habitats and produce the majority of the oxygen on the planet. Bacteria are decomposers in the soil that break down organic compounds.
Explanation: I hope this helps, friend :)
They break down toxins, manufacture some vitamins and essential amino acids, and form a barrier against invaders
Which of the following was one of alfred adler’s main contributions to personality theory?.
One of Alfred Adler's main contributions to personality theory was suggesting that our birth order shapes our personality (Option B).
What is Alfred Adler's Birth Order Theory?Alfred Adler, an Austrian psychiatrist, established the theory of birth order. Adler claimed that the birth order of a person plays a significant role in determining their personality and social relationships throughout their lives.
Adler claimed that an individual's environment and situation during their formative years, which includes their place in the family hierarchy, has a significant impact on their personality. Therefore, Adler's birth order theory refers to a person's order of birth within their family (firstborn, middle child, last-born, etc.) as a crucial factor that affects their behavior and personality.
Adler's theory of birth order has four basic positions:
Oldest childrenMiddle childrenYoungest childrenOnly childrenFurthermore, Adler stated that each position has its own set of character traits, which he referred to as "personality prototypes." Thus, Adler's theory of birth order has become well-known for its contribution to personality theory.
Your question is incomplete but most probably your options were
Which of the following was one of Alfred Adler's main contributions to personality theory
A. Advocation for analytical psychology.
B. Suggesting that our birth order shapes our personality.
C. The idea that men have womb envy.
D. The theory that our personality develops in psychosocial stages.
Thus, the correct option is B.
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What is one use for
microwaves?
Gama Bay
10-12
A. Radar
B. Medical imaging
1020
C. Thermal imaging cameras
Answer:
a radar
Explanation:
....................
True/False
1. Pneumonia is caused by virus.
2. Malaria is caused by aedes mosquito.
3. Ringworm affects skin.
4. Scabies causes severe itching and rashes.
what are PH, Pollutants, and factory usage, and what is their purpose??
In industrial settings, pH measurements and control are essential for multiple purposes. Manufacturing facilities may employ pH monitoring and adjustment systems to ensure optimal conditions for chemical reactions, enzymatic processes, and product quality.
In the context of factories, the handling and management of pollutants are of utmost importance. Industrial facilities aim to mitigate and control the release of harmful substances into the environment.
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State the term given to something present in the environment in such short supply that it restricts life processes.
Limiting Factor is the term given to something present in the environment in such short supply that it restricts life processes.
Any element (variable) in the environment that has the potential to restrict a process, such as the expansion, abundance, or dispersion of a population of species in an ecosystem, is referred to as a limiting factor. There are both density-dependent and density-independent limiting factors.
Limiting factors can also be single-limiting, which means that only one component restricts the system. When an element has an indirect restricting impact or amplifies the influence of a direct limiting factor, it is referred to as a co-limiting factor.
Food, nutrition, shelter, and mates are a few examples of limiting factors that could affect the growth of a population. Due to their environmental scarcity, these resources might encourage competition among living creatures.
Different limiting factors have an impact on the environment. There are five of them: keystone species, predators, energy, space, and food supply.
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What do call the study of animals
Answer:
Zoology
Explanation:
It is the study of animals, a complex discipline that draws upon a diverse body of scientific observation and theory. It can be broken down into numerous sub-disciplines: ornithology (the study of birds), primatology (the study of primates), ichthyology (the study of fish), and entomology (the study of insects), to name a few. As a whole, zoology encompasses a fascinating and important body of knowledge that enables us to better understand animals, wildlife, our environment, and ourselves
Answer:
zoology!
Explanation:
Zoology (/zoʊˈɒlədʒi/) is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems.
brainliest?
mapa mental sobre El origen de las especies
El origen de las especies, cuya primera edición apareció en 1859, es el libro más conocido de El biólogo británico Charles Darwin. En el libro, Darwin expone su teoría de la evolución:
Afirma que toda la vida en la Tierra tiene un ancestro común. Que la selección natural es el mecanismo principal para la evolución de las especies.El libro está considerado como una de las obras científicas más importantes de la historia. Causó revuelo en el momento de su publicación porque atribuyó la riqueza de la forma de vida en la Tierra a un proceso mecánico más que a una inteligencia sobrenatural. Es cierto que otros habían sugerido previamente que podría haber cosas como la evolución o la selección natural, pero "El origen de las especies" es el primer trabajo que extrae la mayor consecuencia de estos conceptos.
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I will give 50 points PLEASE HURRY
Click the links to open the resources below. These resources will help you complete the assignment. Once you have created your file(s) and are ready to upload your assignment, click the Add Files button below and select each file from your desktop or network folder. Upload each file separately.
Answer:
thats only 5.
Explanation:
how do the weight of objects on earth compare the weight of the objects on the moon why do you think this is
Answer:
Being that the moon has a gravitational force of 1.622m/s 2, we multiply the object's mass by this quantity to calculate an object's weight on the moon. So an object or person on the moon would weigh 16.5% its weight on earth. Therefore, a person would be much lighter on the moon. Conversely, a person is 83.5% heavier on earth than on the moon.
Explanation:
hope this helps you out love!! <3
Answer:
weight of objects on EARTH> weight of objects on MOON
Explanation:
weight= mass * gravity
assuming both objects have the same mass, the environment with greater gravity will result in a greater weight
gravity of earth > gravity on the moon
so
weight of objects on EARTH> weight of objects on MOON
What other answers are there!?!?
H2o2 is one! I'm not sure about others.
Suppose a teenage babysitter is watching two children for the first time. One child is a 4-year old boy, the other an 8-month old girl.
A. Based on the stage theories of Piaget and Erikson, identify patterns of thought or behavior the babysitter might infer or observe in each child.
B. Discuss how the babysitter’s cognition and psychosocial development might differ from that of the two children.
C. Explain the gender development of the 4-year old boy using the social learning theory.
D. Using Kohlberg’s stages of moral development, contrast how the babysitter and the 4-year old might reason through a dilemma.
Answer and Explanation:
A. According to Piaget, the 4-year-old is in the stage known as pre-operational. In this phase, the child has a strong imagination and memory, being able to understand and interpret many concepts even if symbolically. Also according to Piaget, the 8-year-old girl is in the concrete operational phase, where she has a strong cognitive development because she is initiating logical and operational thinking, so the girl is more aware of the world and her feelings and that of the people around her. around them, and can even present themselves in an egocentric way. According to Erikson, however, the 4-year-old is in the Initiative X Guilt stage which is marked by the perception of sexual differences and the roles assumed by men and women he has contact with. This boy also has a strong sense of guilt when he is scolded. The 8-year-old girl is in the Constructivity vs. Inferiority stage, where she has strong socialization and likes to cooperate with the activities that the nanny can perform, is cooperative and has less guilt when scolded, but may show symptoms of inferiority.
B. The nanny is a teenager, which means that her cognitive ability is much more evolved than that of children. Unlike children. the nanny has an even greater sense of the environment and the people around her are able to use logic to solve their problems and act thinking about future results. In addition, the nanny may be confused about their identity and their role in society, as this is common in adolescents.
C. As you saw above, the 4 year old boy is already able to perceive gender differences in the individuals with whom he has contact. At this moment, the theory of social learning has a strong impact on the development of the boy in relation to his own gender. This is because the boy recognizes his gender and through the observation of people of the same gender as him, he begins to adopt behaviors that he believes are appropriate. For example, the boy realizes that the father has the same gender as him. As the father does not prepare meals at home, the boy assumes that the preparation of meals is not correct for his gender.
D. Children would resolve dilemmas with the perspective of the Pre-Conventional level of Kohlberg's stages of moral development. In this case, they would try to solve the problems in a way that would not cause punishment for them, that is, any solution that did not cause punishment would be adopted. The nanny, however, would resolve the dilemma based on the conventional level, where she would look for solutions that were morally correct, even if it caused punishments for her.