Answer:
Matter can be arranged in a variety of ways, including as a solid, liquid, or gas.
We can model the arrangement of matter using the kinetic molecular theory
Explanation:
Matter can be arranged in a variety of ways, including as a solid, liquid, or gas. In a solid, the particles that make up the matter are packed closely together and are not able to move around freely.
In a liquid, the particles are more spread out and are able to move around a bit more, but are still close together. In a gas, the particles are very spread out and are able to move around freely.
We can model the arrangement of matter using the kinetic molecular theory, which states that the particles in a substance are in constant motion and that the properties of the substance depend on the average kinetic energy of the particles.
This theory helps us understand how matter behaves and how it changes between different states.
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How long can killer whales go without air?
Killer whales can't even come close to holding their breath for as long. Their maximum duration is approximately 15 minutes, but we typically observe them surfacing for air every 3-5 minutes when traveling or every minute when moving quickly.
The largest member of the Dolphin family, the orca, also known as the "killer whale," is a whale with teeth. The black-and-white coloration, large dorsal fin, and streamlined body of these large marine mammals make them easy to spot. Bright white dominates on the fluke undersides, ventral surface, and lower jaw. When they are looking for food, the distinctive patterns serve as a form of camouflage to conceal their presence.
Like humans, whales use their lungs to get the oxygen they need from air. However, instead of breathing through their mouths, they breathe through the blowholes on top of their heads, which are their nostrils. Without having to lift their entire head out of the water, they can easily breathe through the blowhole.
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the mining of biology
Answer:
The word biology is about An organism is a living entity consisting of one cell e.g. bacteria, or several cells e.g. animals, plants and fungi.
Explanation:
Answer:
The word biology is about An organism is a living entity consisting of one cell
Explanation:
Which activity could trigger primary succession?
a destructive hurricane
a sweeping forest fire
a mining expedition
a volcanic eruption
Answer:
A volcanic eruption
Explanation:
Primary succession occurs when there is no soil on the land, and it is bare rock.
This could be triggered by a volcanic eruption.
When a volcano erupts, the lava will kill all of the plants and grasses, and it will also burn the soil. Only bare rock will be left.
So, the correct answer is A volcanic eruption
When a whale migrates from one pod to another pod, alleles in each gene pool become more similar to each other. This is an example of which mechanism of evolution. Mutation Natural Selection Genetic Drift Gene Flow
This is an example of genetic drift mechanism of evolution.
When whales migrate from one pod to another pod, unique alleles found in each gene pool become more similar over time. This phenomenon is known as genetic drift, which is a mechanism of evolution.
Genetic drift is the result of random fluctuations in the frequency of alleles, which can be caused by a variety of factors, including migration, natural disasters, and population size.
As whales migrate and the gene pools of different pods become more similar, the genetic diversity of the overall population decreases. This process can have a lasting impact on the survival of a species.
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1. Name six (6) physical or behavioral characteristics of the cane or bufo toad.
2.How does the cane toad disrupt a given ecosystem?
Explanation:
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Please help! Thanks in advance!
What 3 energy transformations occur after eating a spicy chicken sandwich?
Answer:
I wasn't even sure that happened, is spicy chicken bad for you?
Explanation:
Answer:
Physical, chemical, and heat.
Explanation:
Physical energy because of you chewing the food, chemical because of the enzyme's of your saliva, Heat energy because of your stomach acid churning it. :)
Cellulose could provide a widely available and cheap form of glucose, but humans cannot digest it. Why not
Cellulose could provide a widely available and cheap form of glucose, but humans cannot digest it due to the lack of the cellulase enzyme.
Cellulose is one of the most abundant organic compounds on Earth, making up the cell walls of plants. It is composed of glucose molecules linked together in a linear chain. This chain is very difficult for humans to digest, as our digestive system lacks the necessary enzymes to break down the bonds between the glucose molecules.
Cellulose is a complex carbohydrate, meaning it is composed of long chains of glucose molecules that are connected in a more intricate way than simple carbohydrates such as sucrose or fructose. This makes it more difficult for our digestive system to break down. Humans lack the enzyme called cellulase, which is necessary to break down the bonds between the glucose molecules in cellulose. Without this enzyme, our digestive system cannot access the glucose molecules in cellulose and therefore cannot use it as a source of energy.
Cellulose is not completely indigestible, however. Bacteria and some animals, such as cows and horses, are able to digest cellulose due to their possession of the cellulase enzyme. These animals are able to break down the bonds between the glucose molecules in cellulose and use the glucose as a source of energy.
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What is a sebaceous cyst or subcutaneous tumor filled with sebum that ranges in size from a pea to an orange, usually appearing on the scalp, neck, and back.
Sebaceous cysts contain sebum, a substance that helps lubricate the skin and hair. Epidermal cysts are made up of dead skin cells that have not been removed from the skin's surface.
Sebaceous cysts are typically not dangerous. Very few can get cancer (cancerous). Epidermal inclusion cysts and sebaceous cysts are sometimes confused. It is important to note that epidermal inclusion cysts do not affect the sebaceous gland.
Hyperkeratosis - Excessive skin cell accumulation that, when mixed with sebum and trapped bacteria, forms a blockage in hair follicles, resulting in acne lesions.
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Question 3 of 10 What causes plastic flow to occur? O A. High pressure O B. Basal slip O C. Crevasses O D. Low pressure
Answer: Plastic flow: Occurs in the middle part of the glacier where the ice crystals deform plastically under the combined influence of the overlying ice and the downslope gravitational pull (Fig. ... B- Ice sheets and ice caps flow from a central high point down slope.
HOPE THIS HELPS
1. Name six (6) physical or behavioral characteristics of the cane or bufo toad.
2.How does the cane toad disrupt a given ecosystem?
Answer:
1) very large animals, with dark or gray color, absence of dorsal warts, crests bordering their eyes, well-developed parotids which produce toxins. Omnivorous, use their poison for defense, catch their prey using their tongues.
2) Invasive species that cause the reduction of native natural predators populations and other species that they feed on. Alter the natural ecosystemic equilibrium.
Explanation:
The bufo toad belongs to the Bufonidae family, sharing the taxonomic groups with many other species.
It is native to Central America and the north of South America.
For many reasons, it has been introduced in different regions where it became a significant invasive species.
Physical or behavioral characteristics
Color: Their body is dark brown or gray in the dorsal region. The ventral area has spots of lighter color. Warts: This animal presents warts on the back but not in the dorsal head. It has a crest bordering each of the eyes. Glands: The species have very well-developed parotids in a triangular shape. This characteristic is significant in the species because these glands produce toxins that are used to defend themselves from predators.Size: They are large animals. They can easily be 20 cm in length, and they can weigh more than a kilogram. Lifetime: 10 to 15 years. Habits: Nocturnal species. During the daytime, they hide. They are omnivore species, feeding on any kind of things, going from other animal species to invertebrates and vegetables. In urban areas, they might even feed on dogs food or human food wastes. They use their tongues to catch their prey, making a fast movement to impulse the organ where the food is getting stick.Ecosystem
Because of their high adaptative capability to different environments, their significant reproductive rate -leaving abundant offspring-, and the toxins produced in their parotids, they have become an invasive species.
Their poison is very dangerous and painful, causing irritation of the skin and mucose, and many times, causing blindness.
Predators get in contact with this toxin and get poisoned to death. Many native predators have suffered a reduction in their population size due to the effects of the Bufo toad.
Also, as they are omnivorous, they severely prey on other species, affecting the ecosystemic equilibrium and driving many native species to extinction.
It has also been described as an infectious disease transmitter.
The electrical stimulation of the cardiac muscle cells is called depolarization; the mechanical contraction is called .
The electrical stimulation of the cardiac muscle cells is called depolarization; the mechanical contraction is called Systole.
During systole, the 2 ventricles broaden strain and eject blood into the pulmonary artery and aorta. At this time the atrioventricular valves are closed and the semilunar valves are open. The semilunar valves are closed and the atrioventriular valves are open at some point of diastole. The cardiac cycle is basically cut up into phases, systole (the contraction phase) and diastole (the rest phase). Each of those is then similarly divided into an atrial and ventricular component. Systole happens while the coronary heart contracts to pump blood out, and diastole happens while the coronary heart relaxes after contraction.
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what is the difference between the full classification of organisms and their scientific names?
Full categorization includes all levels (kingdom, phylum, class, order, genus, and species), however only the genus and species are included in the scientific name.
While the order and family of an organism are included in its scientific name, only the species name is included in the entire categorization. More types of organisms will be included in the entire categorization of organisms than are indicated by their scientific titles.
The genus and species names that make up an organism's binomial name are typically used to identify it. The name of the species is not capitalized, although the name of the genus is always. Italics or underlining are always used for both names. While species names cannot be shortened to just one letter, genus names can.
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cual es La importancia de proteger la capa de ozono
Answer:
La respuesta está en la explicación. Espero que sirva de ayuda.
Explanation:
Absorbe la mayor parte de la radiación ultravioleta del sol (UV-B), reduciendo la cantidad que llega a la superficie de la Tierra. Dado que esta radiación provoca cáncer de piel y cataratas, la capa de ozono es esencial para la protección de la salud humana.
Si me he equivocado, pido disculpas. Además, lo he sacado de un traductor, por lo que puede sonar extraño.
Tyler is a scientist who is interested in understanding aggression levels and what makes a male stickleback fish a good fighter and defender of his territory. He used sticklebacks he collected from British Columbia to test his hypothesis. In his experiment, 24 males were kept in 6 large tanks, with 4 males in each tank. Tyler watched each of the 24 males every day for 10 days. He recorded the behaviors of each fish when they were competing for territories, defending their territory, and building their nests.
I'm having trouble finding the independent variable and control group in this bit, can someone help me identify it please?
The independent variable in the experiment conducted by Tyler is the stickleback male fish while the control group is the tank that contains no male fishes.
What is independent variable of an experiment?Independent variable of an experiment is the variable that is changed or manipulated in a series of experiments.
An experiment is a test under controlled conditions made to either demonstrate a known truth, examine the validity of a hypothesis, or determine the efficacy or likelihood of something previously untried.
Also, the control group of an experiment is the group of test subjects left untreated or unexposed to some procedure and then compared with treated subjects in order to validate the results of the test.
According to this question, Tyler is a scientist who is interested in understanding aggression levels and what makes a male stickleback fish a good fighter and defender of his territory.
To test his hypothesis, he used sticklebacks that he collected from British Columbia and placed 4 male fishes in 6 separate tanks.
This suggests that the independent variable and control group are as described above.
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2. How are browsers and grazers different? *
(1 Point)
A. Grazers eat grass
B. Browsers eat trees and bushes
C. Grazers eat trees and bushes
D. Browsers eat grass
E. A and B are both correct
Answer:
both a and b are correct
Explanation:
grazers are herbivoruos which eat grass ex; cow,sheep
browsers eat bushes and tree leafs etc; ex: goat,giraffe
The rate with which an action potential travels along an axon _______. 51)
A) is called the conduction velocity
B) is measured in volts/sec
C) is measured in meters/sec
D) is called the conduction velocity and is measured in volts/sec
E) is called the conduction velocity and is measured in meters/sec
The conduction velocity is the speed at which an excitability moves along an axon.
What is velocity, exactly?The movement that an object and particle experiences with regard to time is expressed vectorially as velocity. The meters per second (m/s) is the accepted unit for velocity profile (also know as speed). Alternately, the amount of velocity can be expressed in centimeters per second (cm/s).
How does physics define velocity?The velocity of a body and object determines its direction of motion. Speed is indeed a scalar number in its most basic form. Velocity is essentially a vector quantity. It is the speed at which distance is changing. The displacement variation is the issue.
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How many amino acids do humans need to eat?
12
5
20
8
Answer:
8
Explanation:
It was correct on my test.
which of the following is a commensalistic relationship?
a) honeybees get food from flowers and carry their pollen.
b) tapeworms use humans for food and make them sick.
c) ants get food from aphids and protect them from predators.
d) egret birds get food from buffaloes, who are unaffected.
Answer:
d) egret birds get food from buffaloes, who are unaffected
Answer:
D) egret birds get food from buffaloes, who are unaffected.
Explanation:
A Commensalistic relationship is a relationship where a member of one species gain benefits, while those of the other species neither benefits or is harmed.
Recourse of information:
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Which of the following structures associated with the spinal cord contains the cell bodies of primary somatic motor neurons (a.k.a., alpha motor neurons)?
intermediolateral cell column
ventral root
dorsal column
mixed spinal nerve
ventral horn
The structures associated with the spinal cord contain the cell bodies of primary somatic motor neurons (a.k.a., alpha motor neurons) in ventral horn.
Thus, the correct answer is E.
The spinаl cord is the most importаnt structure between the body аnd the brаin. The spinаl cord extends from the forаmen mаgnum where it is continuous with the medullа to the level of the first or second lumbаr vertebrаe. It is а vitаl link between the brаin аnd the body, аnd from the body to the brаin.
Similаr cross-sectionаl structures аt аll spinаl cord levels. It cаrries sensory informаtion (sensаtions) from the body аnd some from the heаd to the centrаl nervous system (CNS) viа аfferent fibers, аnd it performs the initiаl processing of this informаtion. Motor neurons in the ventrаl horn project their аxons into the periphery to innervаte skeletаl аnd smooth muscles thаt mediаte voluntаry аnd involuntаry reflexes. It contаins neurons whose descending аxons mediаte аutonomic control for most of the viscerаl functions.
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HURRY PLEASE I NEED HELP
Answer: Option A. is correct Dark colors and rough textures tend to produce the greatest amount of absorption of insolation at Earth's surface.
Explanation: Dark colors absorb more of the sunlight's energy, and rough textures can increase the surface area that is exposed to sunlight, which also helps to increase the absorption of insolation. Light colors and smooth textures, on the other hand, tend to reflect more sunlight and therefore absorb less insolation.
What are the 5 characteristics of natural selection?
In fact 5 characteristics for any natural selection, is that it is so straightforward that it can be divided into five fundamental processes, which we'll refer to as VISTA in this instance: Variation, Inheritance, Selection, Time, and Adaptation.
Natural selection is a straightforward method that results in long-term population changes in living things. Three factors inevitably lead to natural selection: most qualities are inherited, more offspring are generated than can survive, and kids with more advantageous traits will endure and create more offspring than those with less advantageous traits.
Environment-adapted organisms have a higher chance of surviving and dispersing the genes that contributed to their success. Over time, this mechanism leads to the evolution and divergence of species. Natural selection is a method of accounting.
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What is the end result when one human cell 46 DNA molecules divides by mitosis?
when one human cell 46 DNA molecules divides by mitosis, the cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.
What is Mitosis?
Mitosis is a type of cell division in which a cell (mother cell) divides to produce two new cells of her (daughter cells) that are genetically identical to itself. In the context of the cell cycle, mitosis is the part of the mitotic process in which the DNA in the cell's nucleus is divided into her two equal sets of chromosomes.
The purpose of mitosis is to form more diploid cells. It works by copying each chromosome and spreading the copies out on different sides of the cell.
Mitosis is required for growth, repair, and asexual reproduction. It plays an important role in the development of organisms. In unicellular organisms, mitosis is thought to be the process of asexual reproduction.
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Substance X was isolated in a urine sample, but it is too big to pass through the glomerular filtration membrane. How is this possible
It was secreted later in the distal tubule. Erythrocytes (red blood cells) should not be seen in urine since they cannot pass past the filtration barrier.
Their existence implies the presence of illness or infection. Leukocytes are immunological cells that should not be seen in urine.
The filtration membrane allows water and tiny solutes to flow through while blocking blood cells and big proteins. These substances persist in the bloodstream. The filtrate (the fluid that has gone through the membrane) flows farther into the nephron from the glomerular capsule.
Urine dipsticks use chemical analysis to give qualitative examination of several analytes in urine. Dipstick detects the presence of protein, glucose, blood, ketones, bilirubin, urobilinogen, nitrite, and leukocyte esterase using dry chemical procedures.
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A student constructs a clay model of Earth to show its layers. What property is
the model able to share with the real Earth? The model will have layers that are
the same -
E temperatures as the real Earth.
G. Positions as the real Earth.
H. State of matter as the real Earth
J. Thickness as the real Earth.
The model will have layers that are the same option J: thickness as the real Earth.
The four main components of the earth's structure are the crust, mantle, outer core, and inner core. Each stratum has a unique chemical composition, physical state, and capacity to influence life on Earth's surface. Approximately 1800 miles below the crust, the outer core is roughly 1400 miles thick. Metals like nickel and iron are used to make it. The outer core encloses the inner core. The Earth's mantle makes up the majority of the planet. Its thickness is more than 2,900 kilometers. The crust is the upper layer where we reside. The range of thickness is 0 to 60 kilometers. Therefore, option J seems to be the correct choice.
The layers that make up the Earth can be classified based on their composition or their mechanical characteristics. The differences in composition between the crust, mantle, and core define them. Mechanical qualities distinguish the lithosphere, asthenosphere, mesosphere, and outer and inner cores.
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Which mechanism has the least effect on natural selection over time?
Answer:
chromosome number.
Explanation:
Scientists develop a good experimental design that contains both a(n) ____________ group in which the experimental variable is altered, and a control group in which the experimental variable is not altered.
Scientists develop a good experimental design that contains both a(n) experimental group in which the experimental variable is altered, and control group in which the experimental variable is not altered.
The scientific approach starts with the observation of natural occurrences or happenings. Inductive reasoning is used by scientists to incorporate separate information into a model probable explanation, or hypothesis.
The experimental group represents the effect of the variable in question. For example, to assess the efficacy of a new immunization, 50 volunteers are recruited and divided into two groups. One group will act as the control group, and the other as the experimental group.
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What must cells do as they reach the limit of their surface area to volume ratio?
As cells reach the limit of their surface area to volume ratio, they must employ certain strategies in order to survive and continue to grow.
The primary strategy that cells use to survive and continue to grow when they reach the limit of their surface area to volume ratio is to divide. Cell division is the process of one cell splitting into two identical daughter cells. This process is essential for cellular growth, as it allows the cell to divide its surface area and volume, thus lowering its surface area to volume ratio. This allows the daughter cells to exchange material with their environment more efficiently than the original cell did.
Another way that cells can increase their surface area to volume ratio is by forming protrusions from their surface. These protrusions, also known as microvilli, are small folds of the cell membrane that increase the cell’s total surface area. This allows the cell to exchange material with its environment more efficiently, and thus allow it to continue to grow.
Cells can also increase their surface area to volume ratio by forming internal structures known as vacuoles. Vacuoles are small, membrane-bound structures that are filled with various substances, including water and enzymes. These substances can help the cell exchange materials with its environment more efficiently, thus allowing it to continue to grow.
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ILL GIVE U 45 BRAINLY AND MARK BRAINLEST IF ITS CORRECT
Need held on one answer and happy Mother’s Day hope you spread love to your mom for the sacrifice she made for you
Which viral life cycle would result in a quicker death for an infected cell? a. Retroviral cycle b. Prophage cycle c. Lysogenic cycle d. Lytic cycle
While the lysogenic cycle results in the integration of the phage into to the host genome, the lytic cycle produces the death of such host.
How does the lytic cycle work?In a lytic cycle, the virus transfers its genome it in to a host cell and starts replication by seizing control of the host's cellular machinery. When the infection is finished, the host cell is lysed, releasing the freshly duplicated and assembled viral proteins into the coastal waters.
Why is the lytic cycle named that?The lysis phase, which takes place after a virus has invaded a cell, produced new viral particles, and ruptured the cell membrane, is what gives the lytic cycle its name. In order to infect other cells, this causes the new vesicles, or viral complexes, to be released.
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