Urea can be both helpful and harmful. In low concentrations, urea is a natural component of healthy skin and can act as a moisturizer. However, in higher concentrations or when used inappropriately, urea can irritate the skin and cause dryness.
Urea is a naturally occurring substance that is produced in the body as a waste product of protein metabolism. In moderate amounts, urea is helpful for the body's elimination of nitrogenous waste. However, high levels of urea in the blood can be harmful and may indicate issues with kidney function.
Urea and excess water are processed and excreted by the kidneys, which are part of the urinary system and not the digestive system.
Urea is typically less toxic than ammonia. Ammonia is a direct irritant to the respiratory system and can cause damage upon inhalation, while urea is less likely to cause immediate harm. However, both substances can be harmful in high concentrations and should be handled with caution.
NH4 is most toxic, in fact in mammals it is always transported in the form of glutamate, because it is so toxic. So if this is in reference to humans, that is the most likely answer. NH3 on the other hand is non toxic unless present in high concentrations for whatever reason (such as problems with excretion when it is converted to Urea
Nobelium is a highly radioactive and synthetic element with no known biological role. Due to its short half-life and high radioactivity, it is considered harmful to living organisms and the environment.
Urea is a naturally occurring substance that is produced in the body as a waste product of protein metabolism. In moderate amounts, urea is helpful for the body's elimination of nitrogenous waste. However, high levels of urea in the blood can be harmful and may indicate issues with kidney function.
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it can be helpful or harmful
sometimes they are helpful and harmful.
Sandpaper is both helpful and harmful.
they are helpful not harmful to plants
Urea is very useful in vegetable farming as it helps increase the crop yields.
helpful
helpful
Depends on what part of "harmful" or "helpful" you are referring to.
Harmful bacteria will harm you. Helpful bacteria will help you.
Slash and burn does not sound helpful, it sounds harmful.