Using your understanding of how infectious diseases can be transmitted, explain why schools can have a large number of students absent due to illness at the same time.

The statement "All the major views of personal identity claim that in order for a person to survive through time, they must maintain the continued existence of a substance (though some claim a material substance is necessary while others say an immaterial substance is necessary)" is True.

Personal identity is the philosophy that seeks to understand the character of humans. It enquires about the persistence of humans over time and their identity between different contexts.

The definition of personal identity is usually derived from the three criteria of memory, consciousness, and self-awareness. A "person" may be described as someone with a certain type of immaterial mind or substance. Even so, others see personal identity as something connected to an individual's physical body, which, in turn, is part of the larger physical universe.

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The inner ear is able to encode high frequencies through the use of different mechanisms such as the tonotopic organization of the cochlea and the amplification of sound waves by the outer hair cells.

The cochlea is divided into different sections, each of which responds to a specific frequency range. The hair cells within each section are tuned to respond best to a particular frequency, allowing for the encoding of a wide range of frequencies. The outer hair cells in the cochlea amplify the sound waves, increasing the sensitivity of the inner ear to high-frequency sounds.

This amplification process is controlled by the nervous system, allowing for precise encoding of different frequencies. Overall, the inner ear is able to encode high frequencies despite the limitations of neuron transmission rates through the use of specialized structures and mechanisms.

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Here's a Python program that asks the user for a complete DNA sequence and a DNA fragment, validates the input, and displays the number of matches:

def count_dna_occurrences(sequence, fragment):

   if not all(base in 'ACGT' for base in sequence) or not all(base in 'ACGT' for base in fragment):

       return "Invalid DNA sequence(s)."

   count = 0

   fragment_length = len(fragment)

   for i in range(len(sequence) - fragment_length + 1):

       if sequence[i:i+fragment_length].upper() == fragment.upper():

           count += 1

   return count

# Prompt the user for input

sequence = input("Enter the complete DNA sequence: ")

fragment = input("Enter the DNA fragment to be searched: ")

# Call the function and display the result

result = count_dna_occurrences(sequence, fragment)

print("Number of occurrences:", result)

The program defines a function called count_dna_occurrences that takes two parameters: the complete DNA sequence and the DNA fragment to be searched. It first checks if both inputs contain only valid DNA bases (A, C, G, and T). If any invalid characters are found, it returns an error message indicating that the sequence is not valid.

If the inputs are valid, the function initializes a count variable to keep track of the number of occurrences. It then iterates over the sequence using a sliding window approach, checking if each substring of the same length as the fragment matches the fragment. If a match is found, the count is incremented.

After defining the function, the program prompts the user to enter the complete DNA sequence and the DNA fragment. It calls the count_dna_occurrences function with these inputs and stores the result. Finally, it displays the number of occurrences as the output.

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Answer:

Photo means light and synthesis means food here

Explanation:

Process used by plant to make their food

Answer:

Photosynthesis is when a plant takes water from the ground through its roots, and suns uv rays and air, and combines them to create glucose, a type of sugar in which it uses to nurture itself and keep growing and thriving.

good analogy

blood acts like a

train

when it reaches capillaries

oxygen gets off

carbon dioxide gets on

when you hear homeostasis think

temperature

body stays the same temperature

even if it's cold or hot outside

brain & nervous & body system use

"feedback loops"

when's it's cold

nervous system signals body to

construct blood vessels &

shiver

when it's hot

nervous system signals body to

dilate blood vessels &

sweat

http://www.pathwaymedicine.org/control-of-respiration

Answer:

Canis familaris for dog, Homo sapiens for human ,and Zea mays for maize.

Answer:

Rabbits have extremely long and strong hind limbs (that is to say, rear legs). This adaptation allows them to hop very quickly and very far.

Rabbits can run quickly, as well. In fact, the average rabbit can run between 25 and 45 miles per hour. Not only are rabbits fast, but they can quickly change the direction in which they're running in order to confuse the predator chasing them. If they are caught, they kick the attacker (Fox in this case) to save themselves. Their legs are strong enough to push off and harm the predator.

Rabbit's fur helps it to camouflage, or blend in, with its surroundings. For example, arctic rabbits are white to blend in with the snow, but they change to a reddish-brown color to blend in during the autumn season. In addition to acting as camouflage, rabbit fur serves as protection.

Rabbits eyes are placed on the sides of the head, this allows rabbits to see in all directions, so chances are, when the predator is approaching, it will quickly see it and run.

Answer:

There are 2 possibilites.

Explanation:

1. 17, bronchitis and emphysema

2. 23, cancer of trachea/lung and bronchus

1. The relief between the red arrow and blue arrow is the difference in elevation between the two locations. The elevation is typically measured in meters or feet, and can be seen in the contour lines on the map.

Locations are usually places or areas where something is happening. They can be physical places such as a building, street, park, beach, or mountain, or they can be more abstract such as a particular situation, a concept, or an emotion. Locations are often used in literature, film, and television, to help establish a setting in which the story takes place. Locations can also be used to refer to a person's mental and emotional state, such as feeling lost, scared, or excited. Locations can also refer to a specific point in time, such as a moment in history or a particular period or era.

2. The satellite image showing the landform featured in this map is a false-color image. False-color images are created by combining red, green, and blue bands of light reflected off the ground in a way that makes them appear as a single image. This image allows us to better identify and distinguish the different landforms.

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Answer:

d

Explanation:

An experiment that can determine if an object is a living thing by taking a small sample to see if it is made of cells using a microscope. Thus, the correct option for this question is A.

The characteristics of living things are as follows:

A Microscope is a laboratory instrument that is remarkably utilized in order to visualize small objects or cell samples that are too small to examine with unaided eyes. So, any living organism is definitely made of cells that are easily distinguished with the help of a microscope.

Therefore, taking a small sample to see if it is made of cells using a microscope signifies an experiment that can determine if an object is a living thing. Thus, the correct option for this question is A.

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Answer:

According of what I remember

DNA is vital for all living beings even plants. It is important for inheritance, coding for proteins and the genetic instruction guide for life and its processes. DNA holds the instructions for an organism's or each cell's development and reproduction and ultimately death.

If water is withdrawn from an aquifer faster than the recharge rate is d. sinkholes may form,

When water extraction surpasses the recharge rate, the pressure in the aquifer decreases, and the water table begins to drop. As a result, the overlying ground may become unstable and sinkholes can develop. In addition to sinkholes, lowering the water table can lead to a reduction in water availability for natural and human uses, as well as impacting ecosystems that rely on groundwater, such as wetlands.

However, options a, b, c, and e do not accurately describe the consequences of withdrawing water from an aquifer faster than its recharge rate. It is essential to manage groundwater resources sustainably to prevent these negative impacts and ensure the availability of water for future generations. If water is withdrawn from an aquifer faster than the recharge rate is d. sinkholes may form,

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Answer:

B)TAT becomes TAC

Explanation:

since thymine(T) pairs with adenine(A), thymine(T) is replaced with uracil(U) in the RNA and guanine(G) pairs with cytosine(C)

we can find the complementary codons for each strand

the codon for TAT is AUA which codes for methionine

the codon for TAC is AUG which also codes for methionine

that means the phenotype (methionine)remains unchanged for different genotypes(TAT and TAC)

Answer:

A silent mutation does not produce a phenotype change. Explanation: In point mutations, a base pair of the DNA sequence is altered.

Explanation:

Complete question:

You will find the cladogram in the attached files

Answer:

Explanation:  

Based on this cladogram, the order of changes was multicellularity, vascular system, flowers.

Multicellularity. The first division or point of divergence is located between moss and the rest of the organisms. Moss is included in the Bryophyta group, characterized for being the first terrestrial plants. They are not vascular plants, and their general structure is simple but pluricellular.  Multicellularity implicates association between different cells that specialized in accomplishing different functions. This complex association works to make the organism survive. Algae might be unicellular or pluricellular. Although is not the same, unicellular algae might form colonies, that are groups of cells agglomerated.

Xylem/ Phloem: The second change is related to the vascular system.  Cycads are gymnosperms. These are vascular plants that produce naked seeds. The vascular system developed by gymnosperms is very elaborated, with secondary growth, and including supporting cells that allow these plants to get bigger dimensions, particularly in height.  

Flowers: The last change is related to the emergence of flowers. Arabidopsis is included in the angiosperm group, the most evolved one, with great capabilities of reproduction and dispersion. They have flowers, which carry the reproductive structures. Once occurred fertilization,  fruits develop and carry the seeds. Flowers might be unisexual or hermaphrodites. Their vascular system is also very complex and adapted to different environments.

Answer:

by water and sun

Explanation:

please brilliant me and thank me thanxs

Answer:

where is the following??

Answer:

an electron in the hydrogen atom makes a transition from an energy state of principle quantum number ni to n=2state if the photon is emitted has a wavelength of 434 what is the value of the ni

Answer:

Answer:

gravity,friction and motion

The forces of nature that affect our daily/monthly/seasonal basis include weather, gravity, and the rotation and revolution of the Earth, which affect the temperature, precipitation, and daylight hours.

The forces of nature refers to the fundamental forces that govern the behavior and interactions of matter and energy in the universe. The four known fundamental forces of nature are:

-Gravity: the force that attracts two objects towards each other proportional to their mass.

-Electromagnetism: the force that governs the behavior of charged particles and the interaction of electric and magnetic fields.

-The Strong Nuclear Force: the force that holds the protons and neutrons together in the nucleus of an atom.

-The Weak Nuclear Force: the force responsible for certain types of radioactive decay.

These forces are fundamental in the sense that they cannot be broken down into simpler components. They are also different from the forces that we experience in our daily lives, such as friction or tension.

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Answer:

False

Explanation:

Organisms themselves cannot choose to have a mutation. However, it can be artificially done in labs.

Organisms can choose to have a mutation, but this is a false statement because mutation is not voluntary but involuntary and can be caused by many factors, such as environmental factors.

mutation has many consequences, such as the Mutations can cause developmental disorders such as birth defects, mutations can increase an individual's risk of developing genetic disorders, and they also reduce the genetic diversity of a population. Mutation leads to the loss of function in an essential gene, resulting in a decrease in the organism's fitness in the ecosystem.

Hence, organisms can choose to have a mutation, but this is a false statement because mutation is not voluntary but involuntary and can be caused by many factors, such as environmental factors.

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When stimulation voltage is increased above threshold, the force of contraction increases. The force of muscle contraction is dependent on the number of muscle fibers that are recruited to contract.

When a muscle fiber is stimulated by an electrical impulse, it contracts with a certain force. The minimum voltage required to stimulate a muscle fiber to contract is called the threshold voltage. If the voltage is increased above the threshold voltage, more muscle fibers will be recruited to contract, leading to an increase in the force of contraction.

The recruitment of additional muscle fibers occurs through a process called spatial summation. As the voltage increases, more and more muscle fibers are stimulated, leading to greater recruitment and an increase in the force of contraction. This increase in force continues until all available muscle fibers are recruited, which is known as maximal contraction.

In addition to spatial summation, there is also temporal summation, which refers to the increase in force of contraction that occurs when the frequency of stimulation increases. When a muscle fiber is stimulated at a high frequency, it does not have enough time to completely relax between contractions. This results in an accumulation of tension, leading to a greater force of contraction.

Overall, when the stimulation voltage is increased above threshold, both spatial and temporal summation occur, leading to an increase in the force of muscle contraction.

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Answer:

the existence of an individual human being like you and me and all of us life can also add up animals

where is the question

Explanation:

Answer:

A)

Explanation:

The nucleus contains genetic information and acts as the control center of the cell. B) is also partially true but A) is the important part about the nucleus.

Answer:

protects the developing mother spore cells

Explanation:

got it right