answersLogoWhite

0

Enzymes are Biological Catalysts, they speed up spontaneous reactions in nature. They are proteins, and like all proteins like specific environments to work in. If a protein is heated to much it will become Denatured, this mean is is no longer of any use as it has changed shape permanently. If the shape of an enzyme changes the things that it acts on (called the Substrate) will no longer fit into the special site where they attach (called the Active Site) and so no reaction will take plave. However if the envirenment is too cold the enxyme will only wok very slowlly (like any cold reaciot). The temperature at which the enxyme works best is called it Optimum Temperature. The same is true for pH, for most enxymes optimum pH is aroud pH7. The reason pH affects enzymes is because at the wrong concentrations the H+ ions interfere with the inderactions (not bonds) the long protein chain has with itself, again causing is to change shape and thus innactivating it. An interesting enzyme is Pepsin which is used in the stomach where there is a very low pH. This is the real reason the stomach is so acidic as you see pepsins optimum pH is around pH2. In short pH is regulated in the body to keep enzymes within it working as efficiently as possible.

The chemical reactions that take in the body are dependent on the actions of proteins called enzymes. The shape, or conformation, of these proteins change with changes in pH so that they only operate within a fairly narrow pH range. Therefore it is vital that hydrogen ion concentration be tightly regulated.

User Avatar

Wiki User

13y ago

What else can I help you with?

Continue Learning about Biology

Which of the following processes is regulated primarily by the buffering action of proteins?

The pH of biological systems. Proteins act as buffers by maintaining a stable pH through their ability to accept or donate protons. This helps to prevent drastic changes in pH that could disrupt cellular processes.


What is the pH of human organ?

The pH of human organs can vary, but in general, the stomach has a very acidic pH of around 1.5 to 3.5 due to the presence of hydrochloric acid. The blood, on the other hand, has a slightly alkaline pH of about 7.35 to 7.45, which is tightly regulated by the body's buffering systems.


What regulates pH?

PH is regulated by Homeostasis mechanisms in the body, by balancing the acid base, hydrogen in the blood. 1- Buffer systems a) Bicarbonate BS b) phosphate BS c) Protein BS 2 - respiratory system 3 - Renal (urinary) system


What would you expect the pH of blood to be?

The pH of blood is typically around 7.35-7.45, making it slightly alkaline. This narrow pH range is tightly regulated by the body to maintain proper physiological function. Changes in blood pH can have serious consequences on enzyme activity and cellular function.


The pH levels in blood are monitored by the?

The pH levels in blood are primarily regulated by the kidneys and the respiratory system. The kidneys help maintain a stable pH by excreting or reabsorbing bicarbonate ions, while the respiratory system can adjust breathing rate to regulate carbon dioxide levels, which in turn affect pH. In cases of acidosis or alkalosis, the body will adjust these systems to return blood pH to normal.

Related Questions

How long is blood pH regulated?

It is regulated all your life


What is regulated primarily by the buffering action of proteins?

pH balance


Why does the pH of blood need to be carefully regulated?

The pH of blood needs to be carefully regulated to maintain homeostasis in the body. Fluctuations in pH can affect enzyme function, alter protein structure, and disrupt cellular processes. A narrow pH range is critical for normal cellular function and overall health.


How is temperature regulated?

Body temperature is regulated by homeostasis, or thermoregulation. It also controls pH levels and water levels inside of the human body.


How is body temperature regulated?

Body temperature is regulated by homeostasis, or thermoregulation. It also controls pH levels and water levels inside of the human body.


How blood regulates pH?

The pH of the blood is regulated by short term changes mediated by altering the rate of respiration and on the longer term by filtering of the blood in the kidneys.


What is pH value of pure blood?

the pH value is 7.38 exactly which is then considered as 7.4


How does caffeine affect the body's pH levels?

Caffeine does not directly affect the body's pH levels. The pH levels in the body are mainly regulated by the kidneys and lungs. Caffeine can, however, increase stomach acid production, which may temporarily lower the pH level in the stomach.


Which of the following processes is regulated primarily by the buffering action of proteins?

The pH of biological systems. Proteins act as buffers by maintaining a stable pH through their ability to accept or donate protons. This helps to prevent drastic changes in pH that could disrupt cellular processes.


What should be the pH of silage?

pH of silage should be in between 4.2-4.8


What is the pH levels in the blood?

Ans: Blood pH is highly highly highly regulated and is found to be in the typical range of (7.35 - 7.45), not far out of this range is disasterous. Percent Hydrogen (7.35 - 7.45)


What is the pH of your blood and your cells?

The pH of blood is typically around 7.4, slightly alkaline. The pH within cells is tightly regulated and varies depending on the specific organelle or compartment within the cell, but it generally ranges from 7.0 to 7.4, slightly alkaline as well.