Surface area \left(4 \pi r^{2}\right)=12.6 \mu{m}^{2} Volume \left(\frac{4}{3} \pi r^{3}\right)=4.2 \mu{m}^{3} \frac{\text { Surface }}{\text { Volume }}=3 Cell size

Answer:

Airplanes have wings, just like birds. They also have a light skeleton (or framework) to decrease their weight, and they have a streamlined shape to decrease drag. The big difference is that airplanes do not flap their wings.

Mitosis, followed by cytokinesis, results in the formation of two genetically identical daughter cells because: all the genetic material is duplicated then segregated equally to the daughter cells.

Daughter cells that really are genetically similar to their parent cells are created during mitosis.The cell divides its copied chromosomes evenly to ensure that each cell has a full set before copying, or "replicating," its chromosomes.

However, the duplicated chromosomes must be properly arranged before being divided and equally distributed to the two daughters during mitosis, and this process starts in the S phase.

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Answer:

The carbon will be released into the soil for use by the next generation.

Explanation:

I finished the quiz and this was the correct answer.

When the plants die in that case the plants will die and the carbon from the body of the plants gets displaced in the soil. This is the end cycle of the nutrients of plants.

It is the carbon compounds with the glucose containing the 6 number of carbons and the sugars containing total in 5 numbers of carbons.

As the plants gets the soil there body gets decomposed into the soil and later on the carbon that is absorbed from the atmosphere is given back to the soil and later on they together make the energy sources of carbon in the form of fossils which can be demonstrated later on as well.

And after plants get died,  they get  decayed by releasing carbon to atmosphere.  The difference in the amount of carbon plants  get absorbed  and they  do release is known as the net  primary productivity. It is the  direct measurement of the amount of how much plant matter is from the crops to  the forests or ocean phytoplankton by the Earth produces.

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The statement that is true about the subthalamic nucleus is that it receives input from the globus pallidus external.

The subthalamic nucleus is a small structure located in the brain, specifically in the basal ganglia. The basal ganglia are a group of nuclei in the brain that play an important role in motor control, as well as other functions such as cognition and emotion.

The subthalamic nucleus plays a key role in the basal ganglia circuit by receiving inputs from several other nuclei, including the globus pallidus external, the substantia nigra pars reticulata, and the cerebral cortex. The subthalamic nucleus also sends outputs to several other nuclei, including the globus pallidus internal and the substantia nigra pars reticulata.

Of the statements given, it is true that the subthalamic nucleus receives input from the globus pallidus external. The globus pallidus external is one of the structures that send inputs to the subthalamic nucleus, and this connection is important for regulating motor activity and suppressing unwanted movements.

In conclusion, the subthalamic nucleus is a key structure in the basal ganglia circuit and plays an important role in motor control. Of the statements given, the statement that is true about the subthalamic nucleus is that it receives input from the globus pallidus external. Other inputs to and outputs from the subthalamic nucleus are also important for maintaining proper motor function and suppressing unwanted movements.

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Answer:

Osmosis helps maintain homeostasis by maintaining concentration of solvents and solutes constant inside cells.

Explanation:

answer

yes virus fit that definition.

that's the answer that I know

thank you

The pleural membranes and pressures associated with the lungs are labeled in the image attached below.

Pleural membranes:

Parietal pleura

Visceral pleura

Pressures associated with the lungs:

Atmospheric pressure (Patm)

Intrapleural pressure (Pip)

Intrapulmonary pressure (Ppul)

The pleural membranes are thin, double-layered membranes that surround the lungs and line the thoracic cavity. They are composed of two layers, the visceral and parietal pleura, which are separated by a thin layer of fluid called pleural fluid. The visceral pleura is in direct contact with the lungs, while the parietal pleura lines the inside of the chest cavity. The pleural membranes help to protect and cushion the lungs, and provide a friction-free surface to allow for smooth movement during breathing. Additionally, the pleural fluid acts as a lubricant and helps to maintain a negative pressure in the pleural space, which assists in keeping the lungs inflated.

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Answer:

pH is the measure of hydrogen ion concentration in a solution. It measures how acidic or how basic a solution is, on a scale of 0 to 14, where less than 7 is acidic, 7 is neutral, and greater than 7 is basic.

Answer:

A quantitative measure of an acid or basicity of aqueous or other liquid solutions. also stands for power of hydrogen

Answer:

option C. crossing over

Explanation:

The statements about particulate matter pollution are as follows:

1. Particles such as sulfates and organic molecules are considered PM-10. True.

2. Particulate matter around 2.5 micrometers in size is designated PM-2.5. True.

3. Around 2,000 to 5,000 Americans die each year due to PM pollution. True.

4. PM-10 travels further in the air than PM-2.5. False.

Let's evaluate each statement:

1. Particles such as sulfates and organic molecules are considered PM-10.

  - True. Particulate matter with a diameter of 10 micrometers or less is classified as PM-10. Sulfates and organic molecules can be included in this category.

2. Particulate matter around 2.5 micrometers in size is designated PM-2.5.

  - True. PM-2.5 refers to particulate matter with a diameter of 2.5 micrometers or less. It includes fine particles that can be inhaled deeply into the lungs.

3. Around 2,000 to 5,000 Americans die each year due to PM pollution.

  - True. Particulate matter pollution, particularly PM-2.5, has been linked to various adverse health effects. It is estimated that thousands of deaths in the United States occur annually as a result of exposure to PM pollution.

4. PM-10 travels further in the air than PM-2.5.

  - False. Generally, PM-2.5 particles are smaller and lighter than PM-10 particles, which allows them to stay suspended in the air for longer periods and travel greater distances. PM-10 particles are relatively larger and tend to settle closer to their source of emission.

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The complete question is:

Determine whether each statement about particulate matter pollution is true or false.

Particles such as sulfates and organic molecules are considered PM-10.

Particulate matter around 2.5 micrometers in size is designated PM-2.5.

Around 2,000 to 5,000 Americans die each year due to PM pollution.

PM-10 travels further in the air than PM-2.5.

Answer:

Célula: Unidad básica de todos los organismos

Tejido: Conjunto de células especializadas que tienen una forma similar y una actividad determinada

Órgano: Estructura formada por diferentes tipos de tejidos, que coordinan sus funciones para realizar una tarea especifica

Sistema: Conjunto de órganos que trabajan de forma integrada y cumplen una función especifica en el organismo.

Organismo: Nivel de mayor complejidad. Constituido por sistemas, que realizan sus funciones en forma coordinada

Explanation:

Los organismos pueden ser unicelulares o pluricelulares. Estos últimos tiene muchas células, lo que hace que tengan estructuras mucho más complejas. En ellos hay distintos niveles de organización celular. Se le llama así porque es la célula la unidad básica de absolutamente todos los organismos. En el segundo nivel encontramos los tejidos, en el tercer lugar los órganos, luego en el cuarto nivel los sistemas y por último todos ellos constituyen un organismo, que es el quinto nivel de organización celular.

A su vez, cada uno de estos elementos mencionados en los distintos niveles de organización celular tienen sus propias características y funciones que hacen que se puedan clasificar y dividir en distintos tipos.

Answer: The answer is D Increasing climate change

Explanation: Which of the following is a direct benefit of using agriscience to optimize land use for animal grazing? hope this helps man

D

Explanation:

i think that's the answer

Answer: b c d

Explanation:

Hkk

The shifts of the hydrogen absorption spectrum of a galaxy provide evidence for :

B. Temperature of the galaxy

C. Motion of the galaxy

D. Composition of the universe

Thus, the three correct answers are B, C and D.

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Answer:

A Wheat Harvest System Simulation Model (WHSSM) was developed and used to study the effect of different climatic conditions on returns in three main wheat growing regions in Australia. The study was carried out using 15 years (1991–2005) historical weather data for Goondiwindi, Scaddan and Tamworth. It is found that the weather conditions during the harvest period could have a significant influence on the predicted returns. For the given farm setups, the optimum harvest moisture contents for different climatic regions were quite different. For the given control parameters, the optimum harvest moisture contents for Goondiwindi, Scaddan and Tamworth were 14, 15 and 17%, respectively. Growers in a dry and warm location (e.g. Goondiwindi) would be able to delay their harvests to a later date. They would also be able to gain a better return than growers in wet and cool regions (e.g. Tamworth or Scaddan). This paper highlights the importance of optimising the integration between agricultural machinery used, crop performance and perceived weather risk.

pls mark me as brainliest

Answer:

true

Explanation:

Answer:

i'm not 100% sure but i thnk is true

Explanation:

Conditions such as hyponatremia, hypotension, and hyperkalamia stimulate the adrenal glands to secrete aldosterone.

The adrenal glands play a vital role in maintaining the body's balance of electrolytes and water. In certain conditions, such as hyponatremia, hypotension, and hyperkalemia, the adrenal glands respond by releasing a hormone called aldosterone.

Aldosterone is a steroid hormone that is involved in the regulation of electrolyte balance. It helps the body retain sodium ions and excrete potassium ions. Aldosterone secretion is stimulated by the renin-angiotensin-aldosterone system, which is activated when there is a decrease in blood volume or an increase in the concentration of potassium ions in the blood.

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Introducing saltwater into a marsh ecosystem following a catastrophic event can have significant ecological impacts.

The increased salinity levels would cause changes in the physical and chemical properties of the soil and water, affecting the plants, animals, and microbial communities. Many marsh plant species are adapted to freshwater conditions and would struggle to survive in a saline environment, leading to a loss of plant diversity.

The altered salinity can also disrupt the balance of the food web, impacting organisms that rely on specific saltwater or freshwater conditions. Additionally, the intrusion of saltwater can result in soil degradation and erosion, further affecting the overall ecosystem structure and function.

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Complete Question:

What would be the most likely ecological impact of introducing saltwater into a marsh ecosystem following a catastrophic event?

The hormone that reduces blood pressure and blood volume by inhibiting nearly all events that promote vasoconstriction and sodium ion and water retention is atrial natriuretic peptide (ANP).

ANP is a hormone that is produced and released by cells in the heart's atria in response to increased blood volume and pressure. ANP acts on the kidneys to promote the excretion of sodium and water, which reduces blood volume and pressure. Additionally, ANP inhibits the release of hormones such as aldosterone, which promote sodium ion and water retention, and it also promotes vasodilation, which reduces vasoconstriction and further lowers blood pressure. Overall, ANP plays a critical role in maintaining fluid and electrolyte balance and regulating blood pressure in the body.

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Answer:

Explanation:

insert the human insulin gene into the plasmid. Researchers return the plasmid to the bacteria and… put the “recombinant” bacteria in large fermentation tanks. There, the recombinant bacteria use the gene to begin producing human insulin.

Answer:

Plants use photosynthesis.

Plants rely on the energy in sunlight to produce the nutrients they need.

Explanation:

DNA methylation usually inactivates genes, while histone modification can activate or inactivate genes. Genomic imprinting is the phenomenon in which a gene's expression is determined by its parental origin. Embryonic stem cells are usually used instead of induced pluripotent stem cells in cloning due to the retention of epigenetic tags that make cloning less successful.

DNA methylation plays a role in gene inactivation by adding methyl groups to DNA, while histone modification can activate or inactivate genes by modifying the histone proteins associated with DNA. Genomic imprinting refers to the phenomenon where gene expression is influenced by the parent of origin. In cloning, embryonic stem cells are preferred over induced pluripotent stem cells due to the retention of epigenetic tags that affect gene expression and may impact the success of cloning.

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The properties of the Sun can astronomers deduce from a detailed study of the solar spectrum are spectral lines that can be received from the sun which help in analyzing. The properties that can be analyzed are the temperature and density of the element present in the star.

The magnetic field of a star can also be analyzed by spectral line. There are two measurement techniques, one analysis of every tiny particle which is in motion even on the smaller part of the surface of the sun, and one estimation of the neutrinos that are emitted by the sun.

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The nursing organization that first legitimized the use of the nursing process is the North American Nursing Diagnosis Association NANDA. The nursing process is a crucial aspect of nursing that involves assessing the needs of patients, creating nursing diagnoses, developing and implementing a plan of care, and evaluating patient outcomes.

The nursing process was introduced in the 1950s, and it has become the standard for nursing practice worldwide. The nursing process has been endorsed and legitimized by various nursing organizations over the years, with the North American Nursing Diagnosis Association (NANDA) being the first organization to do so.The NANDA was established in 1982 with the primary aim of developing and standardizing nursing diagnoses. The organization has developed a comprehensive list of nursing diagnoses that nurses can use to identify the health problems of their patients.

The NANDA has also developed guidelines on how to use the nursing process, and these guidelines have been widely adopted by nursing schools, healthcare institutions, and nursing organizations worldwide. In conclusion, the nursing process has become an essential aspect of nursing practice, and the North American Nursing Diagnosis Association (NANDA) was the first nursing organization to legitimize its use. The NANDA has played a significant role in developing and standardizing nursing diagnoses, and its guidelines on the use of the nursing process have been widely adopted by nursing professionals worldwide.

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For the following:

a. Simple diffusion is the movement of molecules from an area of high concentration to an area of low concentration. In the diagram, the glucose molecules are more concentrated outside the cell than they are inside the cell. This means that the glucose molecules will diffuse from the area of high concentration (outside the cell) to the area of low concentration (inside the cell).

b. A hypotonic solution is a solution that has a lower solute concentration than the cell. This means that the water molecules in the solution will move into the cell by osmosis. Osmosis is the movement of water molecules from an area of high water concentration to an area of low water concentration.

c. This is because the glucose molecules are more concentrated outside the cell than they are inside the cell. As a result, the glucose molecules will diffuse from the area of high concentration (outside the cell) to the area of low concentration (inside the cell).

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Answer:

Noroviruses

Explanation:

A pathogens(C) is an agent that causes disease. All viruses(C)  are pathogens.

For Part 1, the correct answer is C. Pathogen. A pathogen is an agent that causes disease. All pathogens are infectious agents, but not all infectious agents are pathogens. For example, the common cold is caused by a virus, but the virus is not considered a pathogen because it does not usually cause serious illness.

For Part 2, the correct answer is C. Viruses. Viruses are the smallest and simplest pathogens. They are not cells, and they cannot reproduce on their own. They must infect a host cell in order to replicate.

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Complete question:

Select the correct answer. A __ is an agent that causes disease. All ___ are pathogens.

Part 1

A. Bacteria

B. Germ

C. Pathogen

Part 2

A. Bacteria

B. Fungi

C. Viruses

Answer: Yes, yes it does

Answer:

No, it will just make it harder.

Answer:

Genetic variation in a group of organisms enables some organisms to survive better than others in the environment in which they live. Organisms of even a small population can differ strikingly in terms of how well suited they are for life in a certain environment.

Explanation:

Genetic variations are important because a diverse gene pool is good for long-term survival of a species since the environment is always changing, so the diversity of DNA offers the most fit of the species a better chance of surviving because they are most adapted to the constantly changing environment.

Answer:

so that the food chain won break and we all don die

:)

Explanation:

Explanation:

Because it effect ecosystem

Pollution will increase

Effect in atmosphere

Decrease natural beauty