Excretion is best described as the removal of. metabolic wastes from a cell. Small molecules are combined to form large molecules by the life function of. synthesis.
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secreted chemical substance from a cell or gland. In contrast, excretion, is the removal of certain substances or waste products from a cell or organism. The classical mechanism of cell secretion is via secretory portals at the cell plasma membrane called porosomes. In (c) the best responses included the movement of molecules from the glomerulus into the Bowman's capsule under pressure. Q3. For this question the better students are fully aware that excretion involves the removal of metabolic waste from the human body and gained full marks. 2021-04-21 · How does methamphetamine get out of the body? The average half-life of methamphetamine is about 12 hours.
Excretion is best described as the removal of Metabolic wastes from a cell. Excretion is best described as the removal of. January 29, 2020 by mcq. A) Undigested material from the digestive tract. B) Metabolic wastes from a cell.
To put it very simply, excretion is the removal of toxic substances and metabolic wastes, meaning that all living organisms engage in some form of excretion.
Plants produce certain wastes of organic and inorganic nature which are stored in certain organs. The leaves are prominent organs for this purpose.These leaves are destined (fated) to fall off, as in case of autumn leaves or die off as happens in the leaves and stalk of certain bulbs e.g. blue bell, leaving the bulb underground.
In human beings, the waste products include CO 2 , H 2 O, Nitrogenous compounds like Ammonia, Urea, Uric acid, bile pigments and excess salts etc. The most poisonous of all waste products is ammonia. Excretion (a) define the term excretion Excretion – the removal of metabolic waste from the body, of by-products or unwanted substances from normal cell processes. Functions of the Liver: control of: blood glucose levels, amino acid levels, lipid levels synthesis of: red blood cells in the fetus, bile, plasma proteins, cholesterol storage of: vitamins A, … excreted is not very large, and there is no detectable excretion of ammonia by normal humans.
excretion is the general removal of wastes by the body. In humans, it can be through defecation, urination, exhaling, sweating, and even crying. This is the same for most animals. Plants, on the
The excretion organ 4 unicellular organs is contractile vacuole,4 flat worm is flame cell,4 insect is malpighian tubules and 4 earthworm is nephridrium if i'm correct. Like 3 Dislike 0 Reply Quote Follow. equinox: U are. Like 0 Dislik 14 Aug 2018 Initially, I did not fully comprehend the scope of how important the astroglial cells were in the process of CSF transport and brain waste clearance, even though it had been known for over 100 years that CSF circulates in 19 Jun 2014 both before and after carp removal, and was seemingly driven by abiotic due to bioturbation and excretion (Lamarra Jr., 1975;. Breukelaar et al.
From: Encyclopedia of …
2007-12-26
For this question the better students are fully aware that excretion involves the removal of metabolic waste from the human body and gained full marks. Many gave named metabolic waste products and many confused excretion with egestion. Most appreciated that the labelled part A in the diagram of a skin section was a sweat gland. invertebrate organs which function similar to kidneys, removing metabolic waste from the body.
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Carbon dioxide is a waste by-product of metabolism and removed from the body via the lungs when a person exhales. The digestive system plays a role in excretion. The kidneys rid the body of water and toxins as part of the urinary system.
In plants, that takes the form of
Excretion is the removal of waste substances from body fluids, substances that include drugs and their metabolites. Excretion predominantly occurs via urine formed in the kidneys; other routes of drug excretion from the body include bile, saliva, breast milk, and exhaled air. The excretory system removes cellular wastes and helps maintain the salt and water balances in an organism. In providing these functions, excretion contributes to the body ’ s homeostasis, the maintenance of constancy of the internal environment.
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excretion [ek-skre´shun] 1. the act, process, or function of excreting. Ordinarily, what is meant by excretion is defecation, the evacuation of feces. Technically, excretion can refer to the expulsion of any matter, whether from a single cell or from the entire body, or to the matter excreted. 2. waste material eliminated from the body, including feces
B. Toxic wastes by the process of cyclosis. C. Water molecules from dipeptide Many people refer to defecation as excretion. The use of the term in this way, however, is incorrect.