"cutting down trees to build new buildings and roads", "factory and automotive emissions causing acid rain" and "redirecting and storing freshwater behind dams" exemplifies a way in which humans modify ecosystems. The correct option among all the options that are given in the question is the last option or the fourth option.
Answer:
A scope built of two systems of lenses ... ==> Compound light microscope
Explanation:
Answer:
A) It uses less energy to make something from recycled materials than from new materials.
Explanation:
When a recycled material is used to make a new product, it conserves energy because the recycled materials have already been processed once; so making something from it for the second time uses less energy-intensive than the first. For example: Making new aluminium from old products uses 95% less energy than making it from scratch.
Hence, the correct answer is "A)"
The tetanus infection is considered to be a Droplet infection.
<h3>What is Tetanus?</h3>
Tetanus is a neurological disease which is characterized by the occurrence of spasms in the muscle.
Tetanus can be caused if initial care does not take place after the wound occurs and therefore, it is very important to immediately take care of the wound.
To treat the wound tetanus immunoglobulin and tetanus toxoids are given to the person, however, it is necessary to give the two injections using different syringes and at different sites, because the immunoglobulin can cause neutralization fo the toxoid.
Thus, this could be the answer.
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DNA Helix, DNA Supercoils, Nucleosome, Chromosome
Small < Large