Marijuana is an accepted medical treatment for the nausea and vomiting associated with chemotherapies.

Studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

Living things are things that have life in them.

Plants and animals are living things.

The characteristics of living things include:

Certain attributes of living things were not attributed to plants earlier such as sensitivity.

However, studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

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We can see if the amount of carbon changed in one part of a closed ecosystem, it would likely affect the amount of carbon in the rest of the ecosystem.

A closed ecosystem is a self-sustaining system in which all the living and nonliving components are interconnected and work together to maintain a balance. The inputs and outputs of matter and energy are limited within the system, and nothing is added or taken away from outside the system.

The given scenario takes place because carbon cycles through the ecosystem, moving from the atmosphere to organisms through photosynthesis, then to consumers through food chains, and back into the atmosphere through respiration and decomposition. If the amount of carbon changes in one part of the ecosystem, it could affect the balance of carbon in the entire system.

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Antibodies selectively bind one or a few related antigens to help the immune system identify and combat pathogens. Disulfide linkages serve to maintain the quaternary structure of these proteins.

Antibodies, also known as immunoglobulins, are Y-shaped proteins that are produced by B cells in response to the presence of specific antigens, such as viruses or bacteria.

The antigen-binding sites at the tips of the Y-shaped antibodies are highly specific to the shape and chemical structure of the antigen, allowing the antibodies to bind to and neutralize the antigen. This binding is facilitated by the presence of disulfide bonds, which help stabilize the protein's structure.

Once bound to the antigen, the antibodies mark the pathogen for destruction by other immune system cells, such as macrophages and natural killer cells. The specificity of antibodies allows the immune system to target and eliminate a wide variety of different pathogens.

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When an enzyme doesn't work anymroe it affects the body and could cause... heat, disease, or harsh chemical conditions can harm the enzymes and change its shape.

Answer:

D. Artificial Selection.

Explanation:

Normal people can't breed cats by modifying their DNA, so options b and c are eliminated. Breeding cats for specific traits is not natural, so it is not choice a, either. Instead, selective breeding is d. artificial selection.

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Answer:

D. Artificial Selection.

Answer:

A, banned in the United States

Explanation:

I looked up "Is Aldrin banned in the US?", "Are PCBs banned in the US?", etc. They're all banned.

Explanation:

Digestion does not really release the unusable energy. It releases the unusable waste that we eat after absorbing the excess water in the large intestine. The waste comes out from the anus.

Answer:

Digestion does not replace food it is the kidney that removes some foods that does not have vitamins from them so Digestion helps people swallo their food

If a white powder is found next to a deceased victim at a crime scene, the first test is the A. Marquis test to check for fentanyl

Fentanyl is a potent synthetic opioid that has been involved in numerous cases of drug overdoses and illicit use. The Marquis test is a common presumptive test used to detect the presence of opioids, including fentanyl. It involves adding a few drops of the Marquis reagent, which typically contains formaldehyde and sulfuric acid, to a small sample of the white powder. If fentanyl is present, it will produce a characteristic color change or reaction.

Given the potentially lethal nature of fentanyl and its widespread illicit use, it is crucial to identify its presence early on to ensure the safety of the investigators and to guide further investigation. If the initial Marquis test indicates the presence of fentanyl, additional confirmatory tests can be performed to validate the findings and gather more detailed information about the substance.

It is important for forensic scientists to exercise caution and follow proper safety protocols when dealing with unknown substances, particularly those that may pose significant health risks. Therefore, Option A is correct.

The question was incomplete. find the full content below:

If you were a forensic scientist at a crime scene and a white powder was found next to a deceased victim, what test would you conduct first?

A. Marquis test to check for fentanyl

B. Marquis test to check for arsenic

C. Marsh test to check for cocaine

D. Scott's test to check for fentanyl

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The correct answer is A. Eukaryotic cells are capable of specialization and forming multicellular organisms. Both prokaryotic and eukaryotic cells are capable of symbiosis, photosynthesis, and storing DNA.

Explanation:

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Photo emissive detection converts light energy into electrical signals using a photo cathode that emits electrons when photons strike it, allowing for light intensity measurement.

Light detection using photo emissive detection involves the conversion of light energy into electrical signals through a photo emissive material. This technique is based on the phenomenon of the photoelectric effect, where photons of light can cause the emission of electrons from a material's surface.

Photo emissive detectors typically consist of a photo cathode made of a material with low work function, such as cesium or potassium compounds. When photons of sufficient energy strike the photo cathode, they transfer their energy to the electrons within the material, causing some electrons to be emitted from the surface.

The emitted electrons are then accelerated towards an anode electrode by an electric field, creating a current flow. This current is directly proportional to the intensity of the incident light, allowing for the measurement of light levels.

To improve the efficiency of the photo emissive detection, a voltage bias can be applied between the photo cathode and the anode. This accelerates the emitted electrons and increases the overall sensitivity of the detector.

Photo emissive detection is commonly used in applications such as photomultiplier tubes (PMTs) and image intensifiers. PMTs are used to detect low levels of light and are widely employed in scientific research, medical imaging, and night vision devices. Image intensifiers amplify incoming light to produce brighter images in night vision goggles and other imaging systems.

In summary, photo emissive detection is a light detection technique that relies on the photoelectric effect to convert light energy into electrical signals. It utilizes a photo cathode, which emits electrons when exposed to photons, and an anode to collect these emitted electrons, resulting in a measurable current.

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Answer:

True

Answer:

Step by step explanation

True

Answer:

B. paramecium

D. bacteria

Explanation:

These organisms are single celled because they only contain one cell.

Answer:

web

Explanation:

it just web :)

The given statement " Algae indeed produce energy-rich carbon compounds through photosynthesis". is True because  Photosynthesis is a vital process that occurs in the chloroplasts of algae cells.

During photosynthesis, algae capture light energy using pigments like chlorophyll and convert it into chemical energy. They utilize this energy to break down water molecules, releasing oxygen as a byproduct, and incorporating carbon dioxide from the surrounding environment. Through a series of enzymatic reactions, algae synthesize glucose, a high-energy carbon compound.

Glucose serves as a primary source of energy for algae, enabling them to carry out essential metabolic processes and sustain their growth. Additionally, algae can convert excess glucose into other energy-rich carbon compounds, such as lipids and starches, which serve as energy storage molecules. These compounds can be used during periods of limited sunlight or nutrient availability.

Overall, algae's ability to generate energy-rich carbon compounds through photosynthesis makes them an important component of aquatic ecosystems and potential sources for renewable energy production and biofuel development.

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The test will examine each parent's DNA for evidence of the MC1R gene, which causes redheadedness. "We can... detect if an individual is a carrier of any of the three prevalent redhead variations in the gene MC1R using a simple saliva test to determine deep ancestry," stated Dr.

What causes red hair?

Red hair is a recessive hereditary feature induced by a sequence of mutations in the MC1R gene on chromosome 16. Because red hair is a recessive feature, it must be inherited from both parents.

As a result, there are significantly more persons harboring the red hair mutation than have red hair. Redheads account for around 13% of the Scottish population, with 40% carrying at least one mutation.

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Not washing sidewalks, taking quick showers and consuming local products are changes that will help to save water and reduce the increase in the temperature of our planet.

Not washing the sidewalks, there is a lot of water loss when people wash the sidewalks, looking for other ways to clean the neighborhood is necessary.

Taking baths efficiently, not spending much time in the shower, water will be saved, and new measures to anthropize rivers will not be necessary.

Consume locally produced products, avoiding gas emissions with transport, thus preventing a large amount of fuel from being burned.

With this information, we can conclude that not washing sidewalks, taking quick showers and consuming local products are changes that will help to save water and reduce the increase in the temperature of our planet.

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Answer:f2 is better

Explanation:

Based on the pedigree and the recessive nature of the trait, it can be concluded that the genotype of Person 3 is Aa.

A recessive trait is a trait or character encoded by a recessive gene.

A recessive trait does not appear in every generation bit only appears in the absence of the dominant trait.

From the pedigree shown, the recessive trait is h0m0zygous in 2 while 1 is heterozygous for the trait.

Person 3 is heterozygous recessive for the trait too.

Therefore, the genotype of person 3 is Aa.

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The numbers in the arrows in the global carbon cycle may refer to the amount or flux of carbon in the respective process.

For example, the flux of carbon dioxide (CO₂) entering the atmosphere from the burning of fossil fuels may be represented by a large number, while the flux of carbon being absorbed by plants through photosynthesis may be represented by a smaller number.

The numbers may be in units such as gigatons of carbon (GtC) per year, indicating the amount of carbon that is being transferred between different reservoirs in the carbon cycle. These numbers are important in understanding the global carbon balance and the impact of human activities on the carbon cycle.

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Answer:

Magnetic resonance imaging (MRI) is a technology that produces 3D images in order to assess brain activity, which is used in the diagnosis, monitoring and treatment of diseases

Explanation:

Magnetic Resonance Imaging (MRI) is a non-invasive method that generates three-dimensional (3D) images which are used for diagnostics and disease monitoring. MRI is useful to distinguish between white and grey matter in the brain, and thereby this technique can be used for the diagnosis of tumors and aneurysms which are caused by weakness in the arterial walls. Moreover, MRI is also useful to analyze the relationship between regions of the brain and cognitive processes by monitoring the neurological-psychophysiological status of an individual.

Based on research analysis, the data the tests on the purified substance produce is a negative result in chemical tests to observe proteins, but a strongly positive result in a chemical test to observe DNA.

Deoxyribonucleic acid is a polymer composed of two polynucleotide chains that coil around each other to form a double helix. The polymer carries genetic instructions for the development, functioning.

DNA is the information molecule. It stores instructions for making other large molecules, called proteins. These instructions are stored inside each of your cells, distributed among 46 long structures called chromosomes.

DNA is made of nucleotides. A nucleotide has two components: a backbone, made from the sugar deoxyribose and phosphate groups, and nitrogenous bases, known as cytosine, thymine, adenine, and guanine.

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Answer:

The chloroplasts collect energy from the sun and use carbon dioxide and water in the process called photosynthesis to produce sugars. Animals can make use of the sugars provided by the plants in their own cellular energy factories, the mitochondria.

Answer:

Photosynthesis

Explanation:

Plant cells obtain energy through a process called photosynthesis. This process uses solar energy to convert carbon dioxide and water into energy in the form of carbohydrates. It is a two-part process. First, the energy from solar radiation is trapped in the plant. Secondly, that energy is used to break down carbon dioxide and form glucose, the main energy molecule in plants. Plants, algae and some bacteria use photosynthesis to create energy used for growth, maintenance and reproduction.

Answer:

cell,tissue,organism,organ and then organ system

Explanation:

i also did this in bio

1. cell

2. tissue

3. organ

4. organ system

5. organism

bc i say so

Answer:

The correct answer is - increase, increase.

Explanation:

In some neurodegenerative diseases, some lower motor neuron cells die and the remaining lower motor neurons continuing the process of the vacated dead motor neuron cells to innervate the neuron and muscle synapses.

The size of the motor unit increases and due to the innervations of the new axon

increases the strength of the muscle contraction occurred by individually activating each surviving motor neuron. Here multiple motor units will be controlled by a single neuron.

The key difference is that a ridge has a continuous crest and a single ridgeline for the whole length of the feature. Mountain ranges usually consist of many smaller ridges.

A ridge or a mountain ridge is a geographical feature consisting of a chain of mountains or hills that form a continuous elevated crest for an extended distance.

Moreover, four classes of oceanic ridges are considered: spreading-center ridges, fracture-zone ridges, basaltic-volcanic ridges, and island arc ridges.

A ridge is a long and narrow elevation that has steep slopes on either side and stands out from the surrounding lowlands. It also acts as a watershed to rivers that flow down narrow valleys on both of its sides.

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The process of Glycolysis is a catabolic process  in which two molecules glucose goes through a ten- step pathway and yield two molecules of pyruvate . It is a major part of carbohydrate metabolism .

Mechanism Of Glycolysis

The glycolysis is also known as EMP pathway and it is involved in both aerobic and anaerobic conditions .There are two phases in the mechanism of glycolysis in which 5 reactions takes place in each phase and the process of glycolysis takes place in cytosol

Preparatory phase refers to the  generation of two molecules of  glyceraldehyde 3-phosphate from one molecule of glucose which further goes into the payoff phase . In this phase two molecules of ATP are used and two regulatory enzymes were involved in this reaction .

Payoff phase refers to the further break down of two molecules of glyceraldehyde3-phosphate to two molecules of pyruvate . In this phase four molecules of ATP and two molecules of NADH are generated . In this phase only one regulatory enzyme is involved which is the breakdown of PEP to pyruvate  .

Both the phases of glycolysis takes place in the cytoplasm and there are  three enzymes that involved in regulating the glycolytic pathway .This process is also known as the catabolic process .

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Answer: I predict that human use of fossil fuels will affect their distribution over time because.

Explanation: Because if we keep on using fossil fuels over and over we eventually loose all of it because nearly 67% of the worlds reserves of crude oil are currently in the Middle East. So if we keep on using it well then there won't be anymore fossil fuels left for us, And if we keep using it, it will also slowly kill us off and also kill everything else around us.

As we know ecosystems are resilient to disturbance, one more than others, so in this scenario, the disturbance was extreme nonetheless by succession the ecosystem will recover and find a new balance state, therefore we can say that the correct answer is option C.