Answer:
commensalism
Explanation:
One organism is benefited while the other is not harmed or benefited.
Right upper is the location for the duodenum
Answer:
A hypothesis is a tentative statement that proposes a possible explanation to some phenomenon or event. A useful hypothesis is a testable statement, which may include a prediction. A hypothesis should not be confused with a theory.
Explanation:
Sister chromatids are two identical copies of Chromosome that is formed by the replication of a single chromosome.
This copies are formed during mitosis. Later on, these two sisters chromatids will grown into two different Cells
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I think it’s because the bacteria has evolved and become immune to the antibiotics.