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What substances are present in the nail structure?
what is the protein substance present in the nails
What part of the cell forms a barrier between the cell and its environment?
The barrier between the external environment and the inside of the cell is the cellular membrane, or just cell membrane. A cell wall is also present in plant cells, but substances can still enter through the cell wall. Harmful substances are stopped only when reaching the cell membrane. Some unicellular bacteria (or viruses) form an external layer outside the cell membrane, known as an envelope.
What is a hemometer used for?
It is an instrument which is used to count the number of cells in blood (Blood count). This also used to measure the microscopic substances (Bacteria, Coniedia and cells ) present in a given volume of sample.
What is the difference between the ureter and the uterus?
Ureter is the tube that drains the kidney fluids which we call urine. The utreus is the place where babies are made only present in females
What cells would be present in urine if a person had glomerlonephritis?
An excess of casts is usually present.
Which organs allows an exchange of substances between mother and fetus and is only present during gestation?
placenta
Why exchange of substances blood and cells take place through capillaries?
Capillaries have thin and permeable walls which allow the exchange of substances (such as nutrients, oxygen and CO2) to occur. This enables substances to dissociate throughout the entire body (as capillaries are present throughout the entire body).
Are the substances present before the reaction?
Substances that are present before the reaction are called "reactants" or "reagents".
Substances that are present before the reaction?
Substances that are present before the reaction are called "reactants" or "reagents".
What substances are present in blood?
i
What is the difference between radioactive and non radioactive materials?
Radioactive substances are unstable as a result of the extra neutrons present in the nuclei of the substance. Non radioactive substances are stable.
Can the substances in a mixture be present in any amount?
Substances in a mixture can be present in any amount. In a mixture, substances are only mixed physically and retain their chemical identity.
The substances present when a chemical reaction begins?
... are called "reactants" or "reagents" if the substances in question are changed by the chemical reaction. Otherwise, the substances present may be catalysts.
Why would the tunica media and tunica adventitia not be present in a capillary?
To permit material exchange between blood and tissues.
What is the difference between a non-radioactive substance and a radioactive substance?
Radioactive substances are unstable as a result of the extra neutrons present in the nuclei of the substance. Non-radioactive substances are stable.
What substances are present in the nail structure?
what is the protein substance present in the nails
What substances are present at equilibrium?
All reactants and products are present at equilibrium.
