Most pneumonia infections are caused by a virus or bacteria. What characteristic could scientist use to distinguish an infection caused by bacteria from an infection caused by a virus? Group of answer choices The bacteria would grow by itself outside the person. The virus would have DNA. The bacteria would make another person sick. The virus would have proteins.

Answer:

food molecules into thermal and kinetic energy

Explanation:

The energy held in food is called chemical energy. It is a form

of potential energy held within chemical bonds between

atoms. When the chemical energy in food is transferred to cells

in the body, the energy can be transformed into energy used by

the body to do many things like run, ride a bike, do the dishes,

pump the heart, and keep the body warm.

In the first mixture containing pyruvate dehydrogenase kinase, ATP, and NADH, the rate of the reaction catalyzed by the pyruvate dehydrogenase complex (PDH) will be inhibited.

Pyruvate dehydrogenase kinase phosphorylates and inactivates the PDH complex, reducing its activity. The presence of ATP and NADH further promotes the phosphorylation and inhibition of the PDH complex. As a result, the rate of the reaction will be decreased.

In the second mixture containing pyruvate dehydrogenase phosphatase and Ca²⁺, the rate of the reaction will be increased. Pyruvate dehydrogenase phosphatase dephosphorylates and activates the PDH complex. The presence of Ca²⁺ enhances the activity of pyruvate dehydrogenase phosphatase, leading to the dephosphorylation and activation of the PDH complex. Consequently, the rate of the reaction will be enhanced.

Overall, the first mixture inhibits the PDH complex, while the second mixture activates it. The phosphorylation and dephosphorylation of the PDH complex play crucial roles in regulating its activity and determining the rate of the reaction.

To know more about the PDH complex refer here :

https://brainly.com/question/32200678#

#SPJ11

Complete question :

Scientists tested a preparation of rabbit muscle mitochondria containing the

PDH complex with two different mixtures. The first contained pyruvate dehydrogenase kinase,

ATP, and NADH. The second contained pyruvate dehydrogenase phosphatase and Ca2+.

How will the rates of both reactions be affected by each treatment and why?

The Saffir -Simpson scale measures  cosmogenous sediments.

The Saffir-Simpson Hurricane Wind Scale is used to predicts or measure the ( the accurate number from one to five) hurricane's strength by which speed it is coming , and mainly to get ready to face the upcoming natural clammities. The sustained wind speed of a storm defines its category. This method is used in determining the extent of probable property damage along a hurricane's course.Tropical cyclones which occurs in the northern Pacific Ocean and North Atlantic Ocean are measured by using the Saffir Simpson scale by meteorologists.

A meteorite is the solid piece of debris from which an object in deep space which can survives its passage by the atmosphere mainly to reach the surface of the planet or moon, such as ------a comet, asteroid, or meteoroid and so the meteorites are also known as cosmogenous sediments.

To learn more about Saffir-Simpson visit the below link.

https://brainly.com/question/12497526

#SPJ4

Rhythm Salsa resulted from the development of a muscle cell culture technique.

To obtain a cell culture, it is necessary to disaggregate the original tissue, which can be by mechanical force or enzymatic process. These cells are grown in an adherent layer in a single layer (monolayer) or in organoid format (3D culture) or in suspension.

With this information we can conclude that rhythm Salsa resulted from the development of a muscle cell culture technique.

Learn more about cell culture in brainly.com/question/1005896

#SPJ1

When researching biologic theories related to aging, the statements that are receiving increased acceptance include: Byproducts of metabolism are retained, leading to cell membrane damage. The number of cells contained within an organism is preset for life expectancy.

Why do we age?

The aging process is a complex phenomenon that involves changes in biological, physiological, and social aspects of human beings. Scientists have studied various biologic theories related to aging to understand why and how aging occurs. The two main theories that are gaining increased acceptance are the Wear and Tear Theory and the Programmed Theory.

According to the Wear and Tear Theory, the accumulation of damage due to environmental factors, such as toxins and other chemicals, can cause the body to wear down over time. As byproducts of metabolism are retained, they can lead to cell membrane damage. This theory assumes that the body's ability to repair itself decreases with age and that the accumulated damage eventually causes the body to fail.

The Programmed Theory, on the other hand, assumes that the number of cells contained within an organism is preset for life expectancy. Aging is therefore a result of the programmed failure of cells to divide and replicate after a certain number of times. This theory suggests that aging is a natural and inevitable part of the life cycle.

To learn more about ageing visit below link

https://brainly.com/question/30512931

#SPJ11`

The two biological theories related to aging which are receiving increased acceptance are the free radical theory and the mitochondrial theory of aging.

The free radical theory of aging is a biological theory, which says that an organism's life span is determined by the number of free radical reactions that occur within the cells of the organism. Free radicals are chemically active atoms or molecules that contain unpaired electrons.

These molecules are highly reactive and can cause oxidative damage to cellular structures including lipids, proteins, and DNA. This damage accumulates over time, leading to cellular dysfunction and ultimately to age-related diseases.

The mitochondrial theory of aging: The mitochondrial theory of aging is another biological theory that states that mitochondrial DNA damage accumulates with age.

Mitochondria are the organelles responsible for producing ATP (adenosine triphosphate) - the energy molecule of the cell. During this process, free radicals are produced which damage mitochondrial DNA.

As mitochondrial DNA accumulates damage over time, energy production decreases leading to cellular dysfunction and aging.

To learn more about mitochondrial theory

https://brainly.com/question/28498341

#SPJ11

Scientists cannot market extracts that contain this chemical that can kill bacteria as a dietary supplement because it does not contain dietary ingredients.

In the field of medicine, we can describe dietary supplements as such kinds of medications that help to improve the nutrient levels in an individual and also help in treating various kinds of health-related issues. However, it is important that each dietary supplement be approved by the FDA before they are launched in the market.

In the scenario above, the scientist cannot market extracts that contain a chemical that kills bacteria as rocks are not dietary ingredients. Only those ingredients that can be consumed by humans and come under the list of dietary ingredients can be used as a dietary supplement after the FDA has approved it.

To learn more about dietary supplements, click here:

https://brainly.com/question/1626184

#SPJ4

1)The concept of product life cycle applies to Regal Marine products in the sense that their boats go through the typical stages of introduction, growth, maturity, and decline.

2)Regal Marine uses a differentiation strategy to stay competitive. They focus on creating boats that are high-quality, innovative, and offer superior performance, features, and design compared to competitors.

When Regal introduces a new model, it is in the introduction stage and requires heavy investment in marketing and promotion to create awareness and interest among potential buyers. As the boat gains acceptance and sales increase, it moves into the growth stage. Eventually, the boat reaches maturity and sales growth slows down, and Regal must focus on maintaining market share and profitability. Finally, the boat may decline in popularity, and Regal may need to discontinue the model or introduce updates to revitalize sales.

They also invest in research and development to ensure they stay at the forefront of technological advancements. Additionally, Regal emphasizes exceptional customer service and builds relationships with customers to create brand loyalty. By differentiating themselves from competitors, Regal can command premium prices and maintain a strong market position.

For such more question on Marine

https://brainly.com/question/3583133

#SPJ4

The parameters that the farmers needs to estimate the yield is acres of planted field, kernels per ft2, standard kernel weight.

We know that the yield has to do with the quantity of the crop that one has to obtain in a planting season. It is often important that the farmer is able to estimate how much the produce of the grain would be.

However, there are some parameters that must go into the calculation of the estimate of the yield of the crops and these would help the farmer to know how to go about the planting season.

Learn more about crop yield:https://brainly.com/question/1588825

#SPJ1

The parameters that the farmers needs to estimate the yield is acres of planted field, kernels per ft2, standard kernel weight.

Explanation:

1. The male superhero cannot teleport. So, the probable genotype is Xt Y

While the female superhero can teleport, but her mother could not. The probable genotype would be XTXt.

In order to get these genotypes for teleporting abilities, we first assign thegenotypes of the parents, which are:

Father- XT Y

Mother (do not have teleporting abilities)- XtXt

Answer:

Theory

Explanation:

A well tested scientific idea, supported by multiple lines of tested factual evidence is a theory.

Answer:

Living organisms need energy  to carry out all of life's processes.

theres no queston or image to reference from

Answer:

Lots Of Sunlight

Explanation:

Sunlight is the biggest source of energy on our planet which makes it a very important abiotic factor. Sunlight is needed for photosynthesis where a plant would make food by converting carbon dioxide and water to oxygen

Answer:

Temperature

Explanation:

Abiotic factors are non-living components of an ecosystem that shape the living organisms and their interactions within the environment. They include things like temperature, light, water, soil, and air. In a desert environment, temperature is one of the key abiotic factors. Deserts are known for their extreme temperatures, with hot days and cold nights. This high temperature can be a limiting factor for the survival of the organisms that live in these regions.

It is True that abdominal fat is more closely associated with disease than fat deposited in the buttocks.

Abdominal fat, also known as visceral fat, is located deep within the abdomen and surrounds vital organs such as the liver, pancreas, and intestines. It is metabolically active and produces hormones and inflammatory substances that can increase the risk of a range of health problems, including type 2 diabetes, heart disease, stroke, and certain cancers.

In contrast, fat deposited in the buttocks, also known as subcutaneous fat, is located just under the skin and is generally considered to be less metabolically active. While excess subcutaneous fat can still contribute to health problems such as joint pain and mobility issues, it is not as strongly associated with metabolic and cardiovascular diseases as visceral fat.

Know more about visceral fat here: https://brainly.com/question/30341350

#SPJ4

Answer:

Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area. Seed-tree cutting and shelterwood cutting allow for the harvested areas to recover over time without direct intervention

Explanation:

that's just what you said the answer was

Answer:

Clearcutting removes all the trees within a certain area at one time. Shelterwood cutting also removes all the trees in an area, but does it in stages over several years. Seed-tree cutting removes all the trees except for a select number of mature trees that can then reseed the area. Seed-tree cutting and shelterwood cutting allow for the harvested areas to recover over time without direct intervention

Explanation:

:P ;)

XD

thanks ):P

Have a  nice day :3

Answer:

easy answer 12

24 half means 24/2=12

Capacitance is a concept that describes the ability of a capacitor to store electrical charge. To understand capacitance, let's use the analogy of a water tank. Imagine a tank that can hold water. The tank has the ability to store and release water, similar to how a capacitor can store and release electrical charge.

In this analogy, the tank represents the capacitor, and the water inside represents the electrical charge. When the tank is empty, it can easily receive and store water. Similarly, when a capacitor is uncharged, it can easily receive and store electrical charge.

Now, let's say we connect a hose to the tank and start filling it with water. As the water level increases, it becomes harder to add more water because the tank exerts resistance against the incoming water flow. This is similar to how a charged capacitor resists the flow of additional electrical charge as it becomes more charged.

If we suddenly disconnect the hose, the water stored in the tank will gradually flow out through the hose until the tank is empty. Similarly, when a capacitor is discharged, it releases the stored electrical charge gradually.

In summary, capacitance is like the ability of a water tank to store and release water. It describes the capacity of a capacitor to store and release electrical charge, and how it resists the flow of additional charge when it is already charged.

To know more about the Capacitance refer here :

https://brainly.com/question/31593035#

#SPJ11

In the process of photosynthesis, molecules like water (H2O), carbon dioxide (CO2), and sunlight energy are used to produce glucose (C6H12O6) and oxygen (O2).

Photosynthesis occurs in the chloroplasts of plants, where light-dependent reactions and light-independent reactions (Calvin cycle) take place.

In light-dependent reactions, sunlight energy is absorbed by chlorophyll and water molecules are split into oxygen and hydrogen ions. In the Calvin cycle, carbon dioxide is converted into glucose using the energy and hydrogen ions from the light-dependent reactions.

Summary: The molecules involved in photosynthesis are water, carbon dioxide, and sunlight energy, which are used to produce glucose and oxygen through light-dependent and light-independent reactions.

Learn more about photosynthesis click here:

https://brainly.com/question/19160081

#SPJ11

Answer:

A hypothesis is a scientific guess.

Explanation:

So a scientific question, is something either related to your hypothesis or the experiment you are doing. (Hope this somewhat helps!)

Answer:

1) Antibodies are secreted into the blood and mucosa, where they bind to and inactivate foreign substances such as pathogens and toxins (neutralization).

2) Antibodies activate the complement system to destroy bacterial cells by lysis (punching holes in the cell wall).

The neurons responsible for sending the signal regarding the pain would be considered sensory neurons.

Sensory neurons, also known as afferent neurons, are responsible for transmitting information about various physical stimuli such as pain, heat, or pressure. The information is then sent to the central nervous system where it is processed and appropriate responses are generated. Therefore, in the given scenario, the neurons responsible for sending the signal regarding the pain would be considered sensory neurons.

Tom picks up a hot cookie sheet and then quickly drops it as her body begins to respond to the heat sensations. As a result, his sensory neurons would send information to his central nervous system, indicating that he has been burned. This information would then be processed, and appropriate responses, such as moving the body part away from the heat source or calling for help, would be generated.

To know more about neurons visit:

https://brainly.com/question/10706320

#SPJ11

To evaluate the hypothesis that mutations in SLC7A9 have a greater effect on cysteine transport across the plasma membrane of kidney cells than mutations in SLC3A1, further analysis and experimentation are required.

By comparing the effects of mutations in these two genes on cysteine transport, researchers can assess the specific impact each gene has on the process. This can be done through techniques such as cell culture experiments, functional assays, or studying patient samples with mutations in these genes. By comparing the severity and consequences of mutations in SLC7A9 and SLC3A1, scientists can determine which gene has a greater influence on cysteine transport.

In regards to the claim that cysteine is a large polar molecule, the data would likely involve structural analysis or experimental observations. Structural analysis can provide information about the size, shape, and polarity of cysteine molecules. Experimental data could include studies that measure the solubility or diffusion of cysteine in different solvents or membranes. These data would support the claim that cysteine is a large polar molecule if they demonstrate that cysteine has a significant size and possesses polar functional groups that allow it to interact with water or other polar substances.

In conclusion, to evaluate the hypothesis about mutations in SLC7A9 and SLC3A1, further experimentation and analysis are needed. Similarly, to support the claim that cysteine is a large polar molecule, structural analysis and experimental data would be required to demonstrate the size and polarity of cysteine molecules.

To learn more about hypothesis that mutations visit: brainly.com/question/30428803

#SPJ11

Answer:

Explanation:

because the environment reflects the people if the environment is sickly then 9 times out of 10 the people are sickly

Answer: Mountain, small stream

Explanation:

Answer:

new moon and fullmoon

Explanation:

Answer:

full

Explanation:

The pattern of selection that has occurred is likely disruptive selection.

Disruptive selection is a type of natural selection that favors extreme phenotypes over intermediate ones, leading to a split or bimodal distribution of traits within a population. In the given scenario, the shift from the original population to more dark and light colored snails indicates a trend towards two distinct phenotypes, with fewer snails displaying an intermediate coloration.

The occurrence of disruptive selection can be explained by the fitness advantages associated with the extreme phenotypes in the snail population. It is possible that the dark-colored snails have an advantage in certain habitats, such as rocky areas where they blend in better and are less susceptible to predation.

Similarly, the light-colored snails may have an advantage in different environments, such as sandy or lighter-colored substrates where they are better camouflaged.

As a result, individuals with intermediate coloration are at a disadvantage compared to the extreme phenotypes, as they do not possess the same level of adaptation to their specific habitats.

Over time, this leads to a shift in the population towards the two extreme colorations, with fewer individuals exhibiting intermediate traits. This pattern of selection, known as disruptive selection, promotes the maintenance of genetic diversity within the population and can eventually lead to the formation of distinct subpopulations or even new species.

To know more about disruptive selection refer here:

https://brainly.com/question/30277853#

#SPJ11

Game species are species that have been excessively hunted. The game species are protected by $ fees for hunters, signed seasons, and locations to hunt.

Some problems emerging from the adaptations of many game species to the humanized environment are Human-wildlife conflicts that can take various paperwork, including carnivores attacking and killing farm animals or people, species raiding crops, competition for sport and/or assets, sickness change among farm animals and wildlife, carcass poisoning, and retaliation killing.

A set of organisms having many characteristics in common and rating under a genus. Organisms that reproduce and belong to identical species interbreed and bring fertile offspring.

The billions of people residing today all belong to at least one species: Homo sapiens. As in all species, there may be versions among character people, from length and form to pores and skin tone and eye color.

Learn more about species here https://brainly.com/question/25939248

#SPJ4

Answer:

Crop Rotation: Rotating in high-residue crops — such as corn, hay, and small grain — can reduce erosion as the layer of residue protects topsoil from being carried away by wind and water. Conservation Tillage: Conventional tillage produces a smooth surface that leaves soil vulnerable to erosion.

please mark me as brainliest

Answer:

crop rotation?

Explanation:

Answer:

Cold, salty water is dense and sinks to the bottom of the ocean while warm water is less dense and remains on the surface. ... Water gets colder with depth because cold, salty ocean water sinks to the bottom of the ocean basins below the less dense warmer water near the surface.

Explanation:

brainliest please

Answer:

the answer to this question is C

Explanation:

hope it helps