By definition, all forms of air pollution have some harmful effect on humans, other animals, plants, or other materials in the environment. For example, carbon monoxide is a well-known toxic gas that reduces the blood's ability to transport oxygen. Prolonged exposure to carbon monoxide can cau...
2. A computer program or series of commands that can replicate itself and that spreads by inserting copies of itself into other files or programs which users later transfer to other computers. Viruses usually have a harmful effect, as in erasing all the data on a disk. 3. A harmful or de...
Plant reproduction is the process by which plants generate new individuals, or offspring. Reproduction is either sexual or asexual. Sexual reproduction is the formation of offspring by the fusion ofgametes. Asexual reproduction is the formation of offspring without the fusion of gametes. Sexual reprodu...
Increased yields-The other advantage of transgenic plants is that they give high yields compared to natural plants. In general, there are two main reasons as to why these plants give higher yields. The first reason is that it has become possible for researchers to introduce genes that can tran...
Learn about various harmful protists and the diseases they can cause. Understand how pathogenic protist diseases spread, their disease symptoms,...
An example of excretion is the process of transpiration in plants. Through transpiration, excess water is excreted from plants through stomata (pore-like structures) on leaves, as well as from the surfaces of fruits and stems.What is Excretion? The definition of excretion is any process through...
Superoxide dismutase: catalyzes the breakdown of superoxide into oxygen and hydrogen peroxide Some strains of Bacillus bacteria are harmful to plants, humans, and other organisms.B. cereus, for example, often causes spoilage of canned food and food poisoning for a short duration. It is also used...
Pollutionrefers to the presence of a substance or substances in the environment that are harmful or toxic. The substances or pollutants may be harmful to human health, other animals, and plants. When something harmful enters the environment at a faster rate than it can be dispersed, there is ...
Antibiosis is the type of amensalism where the interaction between the organisms is harmful and even detrimental to at least one of the organisms. Hence the roots of the word - anti- and bio, meaning "life." This interaction is most commonly antagonism, in which one organism releases a ch...
Environmental toxins come in many forms, including carcinogens, mutagens, allergens, neurotoxins, and endocrine disruptors. These are harmful substances produced by humans or introduced to the environment from human actions. They negatively affect the health of organisms exposed to them.What...