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Home Q & A Board Biology-Related Homework Help Cell Biology
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maan maan
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6 years ago
How do keratinocytes acquire melanin?
 
  a. Keratinocytes acquire melanin precursors (e.g., tyrosine) from melanocytes via plasma membrane amino acid transporter proteins
  b. Keratinocytes phagocytize cytoplasmic processes of melanocytes that contain melanosomes
  c. mRNA molecules that code for melanin proteins are exported from melanocytes to keratinocytes
  d. Melanocytes synthesize melanocyte-stimulating hormone., which binds to recep-tors on keratinocytes
  e. Melanocytes undergo apoptosis and export melanosomes via a holocrine mode of secretion
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ashloashlo
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maan Author
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6 years ago
Thanks for your help!!
gage
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Yesterday
Correct Slight Smile TY
DAGINC
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2 hours ago
Smart ... Thanks!
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