Answer: cloning genes is when you remove a particular gene from the DNA sequence using restriction enzymes. cloning animals is making another replica of the same animal.
Explanation: DNA microarrays are used to study interactions among genes in a genome.
Answer:
A lens tissue with distilled water (only after removing the loose dust, or else it will scratch the lens), after that lens use lens cleaning fluid/optical cleaning solution or absolute ethanol + lens tissue to remove oily dirt.
(MORE CLEANING DETAILS ARE NECESSARY AND WOULD TAKE AN ESSAY TO EXPLAIN)
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