Chronic liver disease may follow infection with each of the following viruses EXCEPT one. Which one is the EXCEPTION?
A. Hepatitis A
B. Hepatitis B
C. Hepatitis C
D. Hepatitis D

Carbohydrates are biomolecules composed of monosaccharides as subunits linked by glycosidic bonds, which are fundamental to providing energy to the organism.

Carbohydrates play fundamental roles mainly associated with the storage and use of energy. For example, simple carbohydrates such as glucose provide energy to be used in a fast manner, while complex carbohydrates play a role as storage of energy, which is stored in the chemical bonds.

Therefore, with this data, we can see that carbohydrates have fundamental roles associated with the storage of energy in order to be used when it is required.

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Answer:

they are not built for speed, and often move quite slowly.

Explanation:

<3

The article by Turner and Alexander (2006) discusses fusion tyrosine kinase mediated signaling pathways and their role in the transformation of haematopoietic cells. The authors highlight the importance of these pathways in the development of certain types of leukemia.

Fusion tyrosine kinases are abnormal proteins that result from gene fusions, where two separate genes are joined together. These fusion proteins have the ability to activate signaling pathways that promote cell growth and survival. This aberrant signaling can lead to the transformation of normal haematopoietic cells into cancerous cells.
The authors emphasize the significance of understanding these signaling pathways as potential targets for therapeutic intervention. By identifying and inhibiting the key components of these pathways, it may be possible to halt the abnormal cell growth and proliferation associated with leukemia.
In summary, the article by Turner and Alexander provides insights into the role of fusion tyrosine kinase mediated signaling pathways in the transformation of haematopoietic cells, particularly in the context of leukemia. This knowledge may contribute to the development of new therapeutic strategies for the treatment of this disease.

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Answer:

Metamorphic rocks are denser than igneous rocks, because of the way they are formed. To explain:

Metamorphic rocks are formed when all types of rocks are compressed under high temperature and pressure. Having been compressed under high pressure, they become denser.

Igneous rocks, however are formed when magma freezes. It could just freeze when it reaches a slightly colder area and is not affected by the pressure at all. Or if it was, it wouldn't be igneous anymore.

Hope this helps

Answer: because it is

Explanation:

right?

Answer:

c- a mixture is two or more substances mixed physically but not chemically

Explanation:

In chemistry, a mixture and a compound is made up of two or more different substances that combines together, however, the difference between the two is in the way the combination occurs. Compounds are pure substances formed as a result of the chemical combination of two or more elements. The atoms of the elements in a compound are chemically bonded together in such a way that they cannot be separated.

On the other hand, mixtures are substances composed of two or more substances of different properties that are combined physically i.e. there is no chemical bonding between them, hence, components of a mixture can easily be separated using physical methods like boiling, melting, etc dependent on the individual properties of the components.

All of the scenarios described above can be considered evolutionary benefits of a nervous system, as they involve some form of sensory perception and response to external stimuli.

In the case of the yeast cell, the ability to detect and respond to pheromones is crucial for finding a mate and reproducing, thus ensuring the survival and propagation of the species.

Similarly, the ability of a sponge to quickly contract and expel water in response to debris helps to keep its internal environment clean and free from harmful contaminants.

For a jellyfish, the ability to contract its muscles in response to light allows it to navigate its environment and potentially avoid predators or find prey.

The tracking abilities of a leopard, made possible by its nervous system, allow it to efficiently locate and capture food, ensuring its survival and reproductive success.

Finally, the ability of a mimosa plant to fold its leaflets inward in response to touch helps to protect it from potential predators or damage.

Overall, these scenarios demonstrate the diverse and essential roles that nervous systems play in the survival and adaptation of organisms.

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I believe it is D, hope it helps.

Answer:

A benefit of the Interstate Commerce Act to consumers is that requirement for common carriers to maintain and publicly display schedules of rates, fares, and charges for transportation services. This provision ensures transparency and empowers consumers to make informed decisions.

By having access to this information, consumers can compare prices and choose the most cost-effective and suitable options for their transportation needs. Moreover, the act's requirement for public inspection of these schedules promotes accountability and prevents common carriers from engaging in unfair pricing practices. Consumers can verify that the rates and charges applied by carriers are consistent and non-discriminatory, thus protecting them from arbitrary or discriminatory pricing.

Additionally, the act promotes competition in the transportation industry. With transparent pricing information, consumers can make choices based on fair market rates, and carriers are encouraged to offer competitive prices to attract customers. This fosters a more dynamic and consumer-friendly market environment.

Overall, the Interstate Commerce Act's provisions for transparent pricing and public inspection of schedules benefit consumers by enabling informed decision-making, ensuring fair treatment, and fostering competition among common carriers.

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Cancer cells don't respond to signals that regulate the growth of other cells.

The main variations between healthy and cancerous cells have to do with development, communication, cell repair and death, "stickiness" and spread, appearance, maturation, immune system evasion, function, and blood supply. When there are enough cells, normal cells stop procreating (growing).

For instance, if skin cells are being created to heal a cut, new cells are no longer produced after there are enough cells on hand to completely fill the hole (when the repair work is done).

In contrast, cancer cells continue to multiply even after there are enough cells. Before they have a chance to develop, cancer cells proliferate quickly. Frequently, a tumor (a collection of cancer cells) is created as a result of this unabated replication.

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Answer:

C

Explanation:

It's essentially just selective breeding and like the equivalent to people breeding dogs for certain traits

Answer:

C

Explanation:

edge 2021

In all instances of signal transduction, the trigger is the action of the signal.

Thus, the correct answer is signal (A).

Signal transduction is the process by which a cell responds to an external signal or stimulus. The signal, which can be a hormone, a neurotransmitter, or a physical stimulus, is detected by a receptor on the cell surface. The receptor then activates a series of intracellular signalling pathways, which may include second messengers, kinases, and G proteins, ultimately leading to a cellular response.

Therefore, the trigger of signal transduction is the action of the signal, which initiates the entire process.

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All protists have a nucleus and is therefore denoted as option D.

All protists are _ have a nucleus____  The correct option is D

Protists are a diverse group of single celled organisms that belong to the kingdom Protista. They are eukaryotic meaning they have a defined nucleus and other complex cell structures and they can be found in a variety of environments, including freshwater, marine, and soil.

Some common examples of protists include:

Therefore, Protists play important roles in the ecosystem as primary producers and as part of the food chain.

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Answer:

The faster warming of the earth than water that causes the air above the land to be less dense and rise into the atmosphere will result in Sea breezes

Explanation:

Land and Sea breezes are phenomena which occur through the heat transfer process of convection.

Sea breezes occur mostly during the hot summer afternoons because of the unequal heating of land and water. During the day, both the land and sea receives equal amounts of heat from the sun, but,  the land surface heats up faster than the water surface. Therefore, the air above the land becomes heated up more and is warmer than the air above the ocean. The air above the land to become less dense and as result, the warm air rises into the atmosphere.  However, at the ocean surface, the air above is is colder and hence, denser than the warm air over the land surface. Thus, the air pressure at the ocean surface is greater than at the earth's surface. As the warm air over the land is rising, a convection current is set up and the cooler air over the ocean flows with the aid of the wind and replaces the warm air from earth's surface. This is known as sea breeze.

Answer:sea breeze

Explanation:Sea breezes occur mostly during the hot summer afternoons because of the unequal heating of land and water. During the day, both the land and sea receives equal amounts of heat from the sun, but,  the land surface heats up faster than the water surface. Therefore, the air above the land becomes heated up more and is warmer than the air above the ocean. The air above the land to become less dense and as result, the warm air rises into the atmosphere.  However, at the ocean surface, the air above is is colder and hence, denser than the warm air over the land surface. Thus, the air pressure at the ocean surface is greater than at the earth's surface. As the warm air over the land is rising, a convection current is set up and the cooler air over the ocean flows with the aid of the wind and replaces the warm air from earth's surface. This is known as sea breeze.

Answer:

A) Products

B) Energy

C) Photosynthesis

D) Reactants

E) Oxidative phosphorylation

The average atomic mass of copper is approximately 70.071329 amu.

To find the average atomic mass of copper, we need to take into account the percentage of each isotope and its respective mass.
The natural abundance of copper-63 is 69.17%, which has a mass of 62.929599 amu.
The natural abundance of copper-65 is 40.83%, which has a mass of 64.927793 amu.
To calculate the average atomic mass of copper, we use the following formula:
average atomic mass = (% abundance of isotope 1 x mass of isotope 1) + (% abundance of isotope 2 x mass of isotope 2)
Plugging in the values, we get:
average atomic mass of copper = (0.6917 x 62.929599 amu) + (0.4083 x 64.927793 amu)
= 43.542181 amu + 26.529148 amu
= 70.071329 amu

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Answer:

In a climate model, a scientist can change the temperature of the oceans safely inside a computer. The model then figures how lots of other things would change because of the warming 

Answer:

over 7 yrs...............

Answer:

by being facilitated

Explanation:

If something needs to enter the cell and could not go through the phospholipid bilayer, it could be assisted through a process known as facilitated diffusion.

Facilitated diffusion involves the passive movement of molecules that will ordinarily not pass through the phospholipid bilayer of the cell membrane through the help of the channel or carrier proteins.

If the phospholipid bilayer will not allow some molecules to pass through it as a result of a concentration gradient, the channel/carrier proteins form a special passage and the molecule is facilitated by such passage to move across the membrane.

Answer:

glycolisis...hope its right

Answer:

im sorry but i have no idea

Explanation:

Answer:

The chromosomes are separated by a structure called the mitotic spindle. The mitotic spindle is made of many long proteins called microtubules.

Answer:

it is a

Explanation:

Both strands are new in each new DNA molecule.

Chymotrypsin is a type of digestive enzyme that catalyzes the hydrolysis of peptide bonds in proteins. In the chymotrypsin mechanism, the negative charge on the carbonyl oxygen of the transition state is stabilized by the oxyanion hole.

Oxyanion hole is a region in the chymotrypsin molecule consisting of four peptide bonds that stabilizes the negatively charged tetrahedral intermediate of the substrate transition state during the hydrolysis of the peptide bond by chymotrypsin.In chymotrypsin mechanism, the peptide bond between the carbonyl group of a peptide bond and an amino group of a second peptide bond is hydrolyzed via a nucleophilic attack by the hydroxyl group of serine residue on the carbonyl carbon of the substrate peptide bond.

The resulting tetrahedral intermediate is stabilized by the oxyanion hole, which prevents the intermediate from falling apart.The oxyanion hole stabilizes the negatively charged tetrahedral intermediate by forming hydrogen bonds with the carbonyl oxygen. This provides stability to the transition state and enables the reaction to proceed smoothly. It is an essential component of the chymotrypsin mechanism and is found in other serine proteases as well.Chymotrypsin is a key enzyme involved in protein digestion, and its mechanism of action is crucial for the proper functioning of the digestive system. The oxyanion hole is a critical component of this mechanism, providing the necessary stability to the transition state and enabling the reaction to proceed efficiently.

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Conserved forages are an important source of nutrition for livestock, particularly during times of limited fresh forage availability. They are typically stored as hay, haylage, or silage, each of which has its own benefits and drawbacks depending on the situation.

The common principle underlying high-quality forage conservation is the preservation of nutrients and the prevention of spoilage. This is achieved through careful harvesting, processing, and storage techniques that minimize oxygen exposure and promote fermentation.

For example, hay is typically dried to a moisture content of around 15% to prevent mold growth, while silage is often wrapped tightly to exclude oxygen and promote anaerobic fermentation.

Additionally, it is important to use high-quality forage material that is free from contaminants such as mold, dirt, and weeds, which can compromise animal health and performance. By adhering to these principles, farmers can ensure that their conserved forages provide a reliable and nutritious feed source for their livestock throughout the year.

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High-quality forage conservation, whether in the form of hay, haylage, or silage, relies on common principles such as minimizing moisture content, ensuring proper fermentation, and preventing spoilage. This helps maintain the nutritional value, palatability, and safety of the conserved forages for livestock consumption.

Conserved forages are important for providing feed for livestock during periods of scarcity or when grazing is not available. The common principle underlying high quality forage conservation is to minimize nutrient losses during the preservation process. This involves proper harvesting techniques, such as cutting at the right stage of maturity and avoiding contamination, as well as proper storage methods, such as minimizing exposure to air and moisture. Hay, haylage, and silage are different methods of preserving forages, with each having their own advantages and disadvantages. Hay is dried and baled, and has a long shelf life but can have higher nutrient losses during drying. Haylage is partially fermented and stored in bales or bags, and has a higher moisture content than hay, which can lead to spoilage if not properly handled. Silage is fully fermented and stored in a silo, and has a higher moisture content than haylage, but can be more palatable and have higher nutrient content due to the fermentation process. Ultimately, the key to high quality forage conservation is to ensure that the forage retains as many nutrients as possible and is safe for consumption by livestock.

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Answer:

14°

Explanation:

in north and south poles it is cold and sunlight does not reach fully

Answer: 5188965.565

Explanation: