Sneak peek means to preview something, like "I'll give you a sneak peek of the book!" Meaning, the person will give you a preview of the book (passages).
The process of drawing a conclusion based on evidence is called Reasoning. This is usually meant for public speaking
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Answer:
Therapeutic cloning uses the cloning procedure to produce a clonal embryo, but instead of being implanted in a womb and brought to term it is used to generate stem cells...