A special group of chemical substances that are used to treat diseases caused by microbes are called antibiotics.
An antibiotic is a chemical compound that is toxic to other bacteria and is produced by a living thing, usually a bacterium. In a complex environment like soil, organisms undoubtedly use antibiotics to regulate the growth of competing microbes. Soil microorganisms frequently produce antibiotics.
Bacteria and fungi are microorganisms that produce antibiotics that help prevent or treat disease. With the invention of penicillin in 1941, antibiotics gained widespread recognition. Since then, they have fundamentally changed how bacterial infections in humans and other animals are treated.
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Answer:
A scientific hypothesis can become a theory if the hypothesis is tested extensively and competing hypotheses are eliminated.
Explanation:
So yeah if you have a lot of evidence and it is tested mutiple times it consider a theory.
A species that is involved in a facultative mutualism with another: can utilize different resources outside of the mutualism.
Explanation:
- Mutualism is a type of ecological relationship in which two organisms are related to each other in such a way that both of them could benefit from the relationship.
- A type of mutualism in which the two organism cannot depend on any other resource outside their mutualistic relationship is called obligate mutualism.
- A type of mutualism, in which the participating organisms can opt for other resources outside their mutualistic relatonship i.e. they are not completely dependent on each other, is called facultative mutualism.
Answer:
Planting bushes
preserving trees
packing down soil
Explanation:
Not 100% positive on my answers but hope this helps!
