Term Arm Definition connects base to body tube that contains lenses
Term Parfocal Definition the ability of a microscope to remain in focus when changing from one objective lens to another with little or no adjustment
Answer:
Weather is what can change from day to day. Climate depends on the area you are in.
Explanation:
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Answer:</h2>
Mutations lead to new genes, which may have an advantage over the old forms, causing the species to evolve.
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Explanation:</h2>
Mutation assumes a significant job in evolution. A definitive wellspring of all hereditary variety is a mutation. It is significant as the initial step of development since it makes another DNA succession for specific quality, making another allele.
Recombination additionally can make another DNA succession (another allele) for a particular quality through intragenic recombination. Mutation going about as a developmental power independent from anyone else can possibly cause huge changes in allele frequencies over exceptionally significant stretches of time.