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Due X re https://supermoodle.ahedschools.com/ mod/quiz/attempt.php?attempts 1 99285&page;= 1 Message Infection-causing organisms becoming more and more resistant over time to the very drugs that used dto kill earlier versions of them is a great example of: Select one: on a" Natural selection ?b. Artificial selection O c. Genetic mapping ?d. Energy transfer The collection of all living and non-living things in a physical space best describes a/an: Select one: a. Ecosystem b. Population c. Community d. Universe ana. Ask me anything.

Explanation / Answer

1. Infectious organisms or pathogens develop resistance towards the treatment drug, when used against them over a time sequence.

They can alter their genetic sequences due to spontaneous mutations. This occurs due to evolution, which in turn is by natural selection.

Answer: a. Natural selection.

2. A collection of all living and non-living components of a specific area (physical space) is called ecosystem.

Biotic community + Abiotic community = Ecosystem.

Answer: a.

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