<u>Controlling disease in commercial fisheries</u>
Explanation:
Disease outbreaks among fishes reared lead to economic loss to the fish farmers. Optimal conditions of the pond should be maintained to prevent disease spreading.
Control of disease is very challenging because fishes are cultivated in aquaponds at high density which increases direct contact among fishes making way for spread of the disease.
Natural predators will remove infected fish quickly but manual methods are time consuming and not effective.
Various steps which can be followed for prevention of diseases like good water quality, nutrition and sanitation facilities, stocking and storing of fish, recording each detail.
At the same time, disease control can easily be done by reducing the density of the stocks, application of vaccines and antibiotics and other drugs, mechanical administration of drugs, use of probiotics etc.
The best and most correct answer among the choices provided by the question is the third choice. The results of Medel's experiment had occured because there <span>always were either one color or the other</span>I hope my answer has come to your help. God bless and have a nice day ahead!
The answer is cancer drugs. According to a united nations University Report, almost 62 percent of all discovered and distributed cancer drugs have been made or derived from the discoveries of medicinal plants. Cancer Drugs are usually made from Medicinal Plants, because they contain more effective effects than other substances.
The answer is; B
Sulfate is polyatomic and is given the empirical formula (S04 )2-. Sulfates are salts of sulfuric acid. Sulfides, on the other hand, given the empirical formulae (S)2- , is an inorganic anion that is as a result of chemical reaction with metals.
Answer:
Hi, there the answer is a cell
Explanation:
The smallest living part of an organism is a cell. The cell is the smallest structural and functional unit of living organisms, which can exist on its own.
