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What pH must organisms maintain?

Updated: 5/26/2024
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13y ago

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Because some life forms can only survive within certain pH ranges. If the pH of their environment were to shift greatly, they would either perish, or be forced to move to a new area that isn't so hostile.

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14y ago
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2w ago

Most organisms must maintain a pH around 7 (neutral) in order to perform essential cellular functions. pH levels that deviate too far from this can disrupt enzyme activity and metabolic processes, leading to negative impacts on the organism's health and survival.

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10y ago

All living creatures, even single-celled organisms, must maintain very stable internal conditions in order to survive. Even as the metabolic environment changes, an organism must sustain physiological conditions such as temperature, pH, water content, and food intake at healthy levels. This stable level of metabolic conditions is called homeostasis, and organisms maintain homeostasis in a variety of ways. In multicellular organisms, complex buffer systems allow the organism to maintain internal pH, avoiding excessive acidity or excessive alkalinity.

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11y ago

The body has a wide array of mechanisms to maintain homeostasis (or balance) in the blood and extracellular fluid. The most important way that the pH of the blood is kept relatively constant is by buffers dissolved in the blood. Other organs help enhance the homeostatic function of the buffers. Kidneys and lungs also play important roles as well.

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15y ago

It varies depending on the animal, but generally between 5 and 9.

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13y ago

It depends on the organism. Most likely 6.5-7.5

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11y ago

The optimal livable pH range for most organisms, including humans, is 7.4 with a tolerance of no more than plus or minus .3

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Continue Learning about Chemistry

Why pH is relevant to an enzyme and function?

pH can affect the charge on the active site of an enzyme, which in turn can impact the enzyme's ability to bind to its substrate. Changes in pH can disrupt the enzyme's structure, leading to denaturation and loss of function. Each enzyme has an optimal pH at which it functions most efficiently, outside of which its activity may decrease.


What substances help the regulation of pH in organisms?

Substances like bicarbonate ions, phosphate buffers, and proteins such as hemoglobin help regulate pH in organisms by acting as buffers. These substances can accept or donate protons to help maintain a stable pH within cells and bodily fluids. Respiratory and renal systems also play a role in regulating pH by balancing the levels of carbon dioxide and bicarbonate in the body.


What is importance of pH value of waste effluents?

The pH value of waste effluents is important because it can affect the aquatic ecosystem by influencing the solubility and toxicity of chemicals in the water. Fluctuations in pH can harm aquatic organisms and disrupt the balance of the ecosystem. Proper pH management is essential to protect water quality and maintain ecosystem health.


Is the buffer supposed to keep the pH of a solution at 7?

A buffer solution is designed to resist changes in pH when small amounts of acids or bases are added. It can help maintain the pH within a specific range, but it is not necessarily set to maintain a pH of 7. The specific pH range depends on the components of the buffer solution.


Why must pH be controlled around enzymes?

pH affects the ionization state of amino acid side chains in enzymes, which can affect their overall structure and function. Enzymes have an optimal pH at which they function most effectively, and deviations from this pH can denature enzymes and reduce their activity. Control of pH around enzymes helps to maintain their stability and activity.

Related questions

What is the steady internal state that all organisms must maintain to survive?

Homeostasis is the steady internal state all organisms must maintain in order to survive.


What characteristic of life would maintain this balance be?

it must have a ph of 7


Why pH is relevant to an enzyme and function?

pH can affect the charge on the active site of an enzyme, which in turn can impact the enzyme's ability to bind to its substrate. Changes in pH can disrupt the enzyme's structure, leading to denaturation and loss of function. Each enzyme has an optimal pH at which it functions most efficiently, outside of which its activity may decrease.


What organisms must maintain which is a balance of internal conditions?

It is called "homeostasis".


What do Organisms must maintain which is a balance of internal conditions.?

It is called "homeostasis".


Organisms must maintain balance of internal conditions?

It is called "homeostasis".


What must organisms maintain?

It depends on the organism. Most likely 6.5-7.5


What substances regulate an organisms pH so it can maintain homeostasis?

There are three major systems that control pH levels. They are the respiratory system, the chemical and physiological buffering system, and the urinary system.


How do lobsters maintain homeostasis?

lobsters, like all organisms, must maintain homeostasis in order to survive, it just means that they have different requirements for homeostasis than other organisms


What organisms need these processes to living?

Every organism must maintain homeostasis as long as it lives to survive.


What are three examples of internal conditions in which organisms must maintain stablity?

Maintenance of temperature, maintenance of pH in the blood, maintenance of blood sodium levels.


Why must organisms maintain stable internal conditions?

To survive. If they're to cold, they might freeze. And if there to hot, they will boil.