brady138 brady138
  • 04-01-2019
  • Health
contestada

A blackhead is an accumulation of oily material produced by what?

Respuesta :

alleah77
alleah77 alleah77
  • 04-01-2019

The oily material is produced by the sebaceous glands.

The dark black color, however, is not caused by a buildup of dirt, as many people believe. It is actually a build of of excess   melanin that is trapped in  a gland.

Answer Link

Otras preguntas

What is the term for words such as after, before, following, and then in the chronological writing process? A. signal words B. indefinite pronouns C. conjunct
The Puritan communities in New England in the 1600s mainly emphasized
How did the issue of slavery divide the union
David made 30 cups of tea per hour. Andrew made 35 cups of coffee per hour. This week David made an additional 10 cups of tea. Write an expression that represen
Another word for acadians
Susan deposits $1,200 in an account that earns 8% simple interest annually. In how many months will Susan's account balance reach $1,344? (Use the simple intere
Susan deposits $1,200 in an account that earns 8% simple interest annually. In how many months will Susan's account balance reach $1,344? (Use the simple intere
What do you think is the most fascinating aspect of the internet?
Which primary source document would give you insight into how the Great Chicago Fire affected working-class families?
round 9,254 to the nearest hundred