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Author Question: A class of chemical compounds derived from vitamin A that are used in skin care are known as _____. ... (Read 157 times)

nenivikky

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on: Jun 26, 2018
A class of chemical compounds derived from vitamin A that are used in skin care are known as _____.
 A) topical steroids
  B) botox
  C) retinoids
  D) collagen replacement therapy

Question 2

Transition phase between regular menstrual periods and no periods at all is known as ___________________ _.
 Fill in the blank(s) with correct word


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Galvarado142

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Reply #1 on: Jun 26, 2018
Answer to Question 1

C

Answer to Question 2

perimenopause


nenivikky

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Reply #2 on: Jun 26, 2018
Thank you


Galvarado142

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Reply #3 on: Jun 26, 2018
No problemo


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