please help meee

3. Atoms are composed of
A. protons, neutrons and negatons
B. positons, neutrons and electrons
C. protons, notrons and electrons
D. protons, neutrons and electrons

Answer:

the last one , the second to last one and the first one I am pretty sure

A, C and D are the student-Drawn Cell Models  that Contain Two Chromosomes.

Every cell in your body has DNA, which is the form in which your genetic code is stored. It creates your body's manual of operations. Each cell's nucleus contains chromosomes, which are structures that resemble threads and contain the DNA molecule.

A chromosome is referred to be a "homologous chromosome" if it has a similar genetic makeup but also includes replication-induced variations. Sister chromatids are the two halves of a certain chromosome that are joined at the centromere. Chromosomes known as "replication chromosomes" arise after the cell has undergone the process of DNA replication to prepare for cell division.

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Motion energy refers to the energy related to an object's movement. When an object is in motion, it possesses kinetic energy, which is a form of motion energy.

The matching will be:

motion energy = energy related to an object's movement

chemical energy = stored energy related to positions of atoms within molecules

thermal energy = energy of motion of particles in a substance

nuclear energy = energy released when a nucleus splits or combines

gravitational potential energy = energy related to height

sound energy = energy generated by vibration of a string

Chemical energy is stored energy that is related to the positions of atoms within molecules. It is the energy that can be released or absorbed during a chemical reaction. When chemical bonds are formed or broken, energy is either released (exothermic reaction) or absorbed (endothermic reaction) in the process.

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Answer:

Environmental Factors Interact with Genes

Environmental factors often influence traits independently of genes. But not always. Sometimes the environment changes a gene—either its DNA sequence or its activity level. Either of these effects can change the proteins that are made from a gene, which in turn affects traits.

Answer:

to stay fit and healthy also to eat drink and sleep because every living things need food water and sleep

A. The difference between the two types of hydrogen bonds is that the bond between adenine and thymine is a double hydrogen bond and the one between cytosine and guanine is a triple hydrogen bond.

B. The double bond can only occure between adenine and thymine because they are a perfect match, it is its specific base partner. The same happens with guanine and cytosine, only them can form the triple bond.

This is called complementary base pairing

Answer: The cycle of day and night on Earth is caused by the rotation of the Earth on its axis. As the Earth rotates, different parts of the planet are exposed to the Sun's light, causing daylight in some areas and darkness in others.

Answer:

50% of getting A blood type

Explanation:

Using a punnet square you have (sorry cant do a square)

    IA            IB

IA

i

Then you you add all the possible combinations from both parents genes

              IA               IB

IA          IA IA           IA IB

i            IA i               IB i

You now have a 50% chance of A type blood because the lowercase (i) wont change the blood type outcome because the IA over shines it.

Answer: 50 percent

Explanation:

       IA       IB

IA IAIA       IAIB

i IAi        IBi

Answer:

Two factors play key roles in determining the shape of a snowflake: temperature and humidity.

Explanation:

Based on the given scenario, the most likely cause of the patient's dyspnea is atelectasis, which is the partial or complete collapse of the lung tissue.

This is suggested by the patient's shallow breathing, diminished breath sounds in the bases, and fine, late inspiratory crackles. The fact that the patient's dyspnea has increased over the last 12 hours and worsens upon exertion further supports this diagnosis.

To treat this patient, it is important to identify the underlying cause of the atelectasis, which could be due to post-operative pain, anesthesia, or decreased mobility. Treatment options could include incentive spirometry, chest physiotherapy, bronchodilators, and early mobilization. Oxygen therapy may also be necessary if the patient's oxygen saturation levels are low. It is important to involve the patient's physician in the treatment plan to ensure appropriate care.

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Geothermal energy

Geo= Earth etc

Thermal= Heat

Answer:

In the context of billing and coding, knowledge of the nervous system is essential for accurately documenting and coding medical procedures and services related to neurology and neurosurgery. Medical coders and billers need to understand the anatomy, physiology, and terminology associated with the nervous system to appropriately code diagnoses, procedures, and services provided to patients.

Understanding the nervous system helps in accurately identifying and coding conditions such as nerve disorders, neuropathies, strokes, brain tumors, spinal cord injuries, and other neurologic conditions. It enables the coder to assign the correct International Classification of Diseases (ICD) diagnosis codes, such as ICD-10-CM, which are used to indicate the patient's condition.

Furthermore, knowledge of the nervous system assists in coding procedures and services related to neurology, such as nerve conduction studies, electromyography (EMG), electroencephalography (EEG), neurosurgical procedures, and interventional neuroradiology procedures.

Accurate coding ensures that healthcare providers are appropriately reimbursed for the services they provide and that the insurance claims are processed correctly. It also helps in data analysis, research, and monitoring trends in neurologic conditions and treatments.

Explanation:

In summary, understanding the nervous system is crucial in the billing and coding process to ensure accurate documentation, appropriate reimbursement, and effective management of neurologic conditions in healthcare settings.

Answer:

I,II and IV

Explanation:

A Survival kit with everything needed for emergencies. contacts of family and doctors and a plan to get to safety.

Answer:

D.all of these

Explanation:

because they all produce pyrogens

\(Centrioles. A basal body is a centriole, which is a cylinder-shaped structure composed of microtubules that in turn contain up to 13 protofilaments surrounding a hollow center. Basal bodies are the organelles needed to form cilia and flagella.{ The protofilaments are polymers of the protein tubulin.\)

The organisms that feed on dead and decaying matter are called Saprotrophs.

An organism that feeds on dead and decaying organic matter is called a saprotroph. These organisms are heterotrophic, which means that they obtain their food from other sources. They are important in the ecosystem because they break down dead organic matter and recycle it back into the soil, making nutrients available to other living organisms

Answer:

A. Saprotrophs

Explanation:

Saprotrophs are organisms that obtain their nutrients by feeding on dead and decaying matter. They play a crucial role in the ecosystem by decomposing organic material and recycling nutrients back into the environment.

These organisms secrete enzymes that break down complex organic compounds into simpler substances, such as sugars and amino acids, which they can absorb and utilize for their own growth and energy needs. Examples of saprotrophs include fungi (such as mushrooms and molds) and certain bacteria.

Unlike autotrophs, which can produce their own food through photosynthesis or chemosynthesis, saprotrophs rely on external sources of organic matter for their nutrition. They actively decompose dead plants, animals, and other organic materials, aiding in the process of nutrient recycling and decomposition.

Heterotrophs, on the other hand, are a broader category of organisms that obtain their nutrients by consuming other living or dead organisms. This includes saprotrophs, as well as other types of organisms such as herbivores, carnivores, and omnivores.

Parasites, meanwhile, are organisms that live in or on other organisms, known as hosts, and obtain their nutrients from the host while causing harm or damage to it. Unlike saprotrophs, parasites typically rely on a living host for their sustenance rather than feeding on dead and decaying matter.

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According to the question the solubility %Ba and %Li in the sample are 25.8% and 74.2%, respectively.

Solubility is the property of a substance to dissolve in a solvent. It is a measure of how much of a substance can dissolve in a given amount of a particular solvent.

The solubility of BaCl₂ is 0.75 g/L and the solubility of LiCl is 0.78 g/L.
The number of moles of BaCl₂ and LiCl present in the sample can be calculated as follows:
BaCl₂: 0.2025 g/ (208.23 g/mol) = 0.000973 moles
LiCl: 0.2025 g/ (71.9 g/mol) = 0.002804 moles
The amount of AgNO₃ needed for the precipitation of the chlorides is calculated as follows:
BaCl₂: 0.000973 moles x (1 mol/1 mol) = 0.000973 moles AgNO₃
LiCl: 0.002804 moles x (1 mol/1 mol) = 0.002804 moles AgNO₃
Total amount of AgNO₃ needed = 0.000973 moles + 0.002804 moles = 0.003777 moles
Therefore, the amount of AgNO₃ solution required for the precipitation of chloride is calculated as follows:
0.003777 moles / (0.1200 M) = 0.031483 L = 31.48 mL
The amount of AgNO₃ solution required for the precipitation of chloride is 20.25 mL, which is lower than the calculated amount of 31.48 mL. This means that not all of the chloride ions present in the sample were precipitated.
The %Ba and %Li in the sample can be calculated as follows:
%Ba = (Moles of BaCl₂/Total moles of BaCl₂ and LiCl) x 100
%Ba = (0.000973 moles/ (0.000973 moles + 0.002804 moles)) x 100
%Ba = 25.8%
%Li = (Moles of LiCl/Total moles of BaCl₂ and LiCl) x 100
%Li = (0.002804 moles/ (0.000973 moles + 0.002804 moles)) x 100
%Li = 74.2%
Therefore, the %Ba and %Li in the sample are 25.8% and 74.2%, respectively.

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Answer:

Leaves have an increased surface area in order to increase light-harvesting and they are thin in order to increase the diffusion rate

Explanation:

Leaves have several adaptations to increase the photosynthesis rate. In the first place, leaves have a large surface area to increase light-harvesting and thus also increase photosynthetic energy conversion. Moreover, leaves are sufficiently thin to increase the gas exchange surface area, i.e., the entry of carbon dioxide (CO2) and the exit of oxygen from photosynthesis, which move by diffusion through stomata.

Answer:

B: warmer objects to cooler

Explanation:

Cooler objects will absorb the heat from any warmer object it comes into contact with.

Grooves created from glacier movement travel in opposite directions on each continent. This is the proof or evidence of the theory of plate tectonics.

It is the solid and massive irregular shaped slab of  solid rock, generally composed of continental and oceanic lithosphere.

Glacial grooves on the rocks shows that the various proofs for moving glaciers towards the Atlantic ocean and from the Atlantic oceans onto the South America.

When oceanic or continental plates slide past each other in opposite directions or even in the same direction but with a different speeds and at that time a transform boundary is formed.

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Answer:

B

to support the statement that no new atoms are created in a chemical change

Answer:

A

Explanation:

myths and superstitions do not qualify for scientific study

The one that is not a question of scientific study is "If ghosts are real, how do they move?", the correct option is A.

Scientific research entails scientific theory, scientific models, experiments, and physical situations.

It may refer to Scientific method, a set of techniques for investigating phenomena based on empirical or measurable evidence and subject to logic and reasoning principles.

Scientific research is essential for navigating our ever-changing world. We would have to rely on people's opinions, our intuitions, and luck without it.

Because scientific knowledge is founded on objective, tangible evidence, systematic scientific research provides us with an objective understanding.

A research question is a question that is intended to be answered by a study or research project.

As in the question "If ghosts are real, how do they move?" there is no sense of getting a scientific study for this as this can be a myth or based on mythological aspects, so cannot be considered as a scientific question.

Thus, the correct option is A.

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Answer:

Superior mesenteric artery.

The primary source of energy for the body is a form of sugar called glucose. It travels to cells all throughout the body after being absorbed into circulation from the small intestine.

Other chemicals that enter the circulation through the small intestine include the following:

Proteins' building components are amino acids.

The lipids' building components are fatty acids.

minerals and vitamins

Water

In an adult, the small intestine is a muscular tube that is roughly 20 feet long. It is situated in the belly, above the large intestine, and below the stomach. The bulk of digestion and nutritional absorption from meals occurs in the small intestine.

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Answer:

- Late Pleistocene hominins found only in Europe, Western Asia, and Central Asia; the Shanidar site belongs to this group: Neandertals

- Middle Pleistocene hominin; found in Africa, Asia, Europe; shows a mixture of features from previous and later hominins: Homo_heidelbergensis

Explanation:

Neandertals represent an extinct hominid lineage and the closest evolutionary relatives of humans. Neandertals lived in Europe, Central Asia, the Middle East and western Siberia. This group of extinct hominids appeared around 130,000 years ago until their extinction, approx. 40,000 years ago. On the other hand, Homo_heidelbergensis is an extinct group of Homo_Hominids who lived during the Middle Pleistocene, a time period spanning 780,000-120,000 years ago. Homo_heidelbergensis is considered the most recent common ancestor between H. sapiens (modern humans) and Neanderthals. This species (Homo_heidelbergensis) combined primitive features (e.g., a wide face, and thick arching brow ridges) with modern features (e.g., a large brain capacity).

Answer:

The correct answer is - Altimeter.

Explanation:

An altimeter is a sensor that is present in the new Fitbit. Altimeter measures changes in air pressure or barometric pressure. This sensor is used to count floors and use each 10 feet elevation as one floor.

Altimeter shows reading by the pressure of the air and every time the air pressure increases altitude is decreases and if air pressure decreases there is an elevation in altitude from sea level.

The red flags or warning signs to look out for when evaluating nutrition claims are:

Nutrition claims can be misleading or inaccurate. Be alert to red flags for misleading claims "Miraculous" or "magic" claims: A product or diet is described as a miracle cure or a magic solution for various health issues.

"One-size-fits-all" approach: Claim that a diet or product is suitable for everyone despite individual differences. Nutrition needs vary. Be wary of universal solutions claims.

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20 Meters is the contour interval of this map.

1) 20-meter contour interval

2) In the graphic that is attached to the response, I have identified each elevation.

3) The Mill River empties into the sea in a northeasterly direction.

4) The highest point of the hill close to Z is somewhere between 220-240 meters.

5) Point Z's elevation is 220 meters

6) Since point Y lies between the 120 and 140-meter contours, its elevation is 130 meters.

7) Between the contours of 300 and 320 meters, Point X's elevation is roughly 310 meters.

A topographic map is a precise representation of the ground's natural and man-made features, including rivers, lakes, roads, railways, power lines, altitudes, and contours.

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