Achange in facial expression, a pause, an altered vocal pitch or speaking rate, or a movement all may indicate a

Nonverbal transition

Explanation:

Nonverbal transition involves using nonverbal communication techniques to pass across a message effectively to an audience. They are often employed by people who engage in public speaking to ensure a good flow of conversation.  Nonverbal transition elements, such as a change I facial expression, a pause, an altered vocal pitch or speaking rate etc., are used alone or mixed together by a speaker to attract and sustain the interest and attention of the audience.

the right answer is a. skin cells forming from sunlight.

the liver is an organ endowed with a fantastic ability to regenerate

. thus, if a hepatectomy (ablation) of 70% of the hepatic mass is performed in the rat, there is complete recovery in 7 to 10 days.

prokaryotes are beings that have existed since the existence of life on earth, and do not come from another realm.

ribosomes are organelles that exist naturally in eukaryotes, either in free form or attached to the endoplasmic reticulum.

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i think that c)gold was found there

but i am not sure