1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ket [755]
3 years ago
13

Which of the following chemical mediators is secreted onto the surface of the skin?

Biology
1 answer:
wlad13 [49]3 years ago
3 0

Answer: Sebum

Explanation: Sebaceous gland secretes sebum which is a chemical mediator that helps in lubrication and protection.

The sebaceous gland is present in skin and produces oil which is an endogenous mediator which provides a seal for the harmful microorganism so that they cannot the body through skin.

In this way it also protects the sweat gland which produces sweat.some of the bacteria that causes acne uses lipase to degrade sebum and causes infection.

Hence, the correct answer is option B

You might be interested in
Describe the components in the rock cycle
ololo11 [35]
The rock cycle<span> is a model that describes the formation, breakdown, and reformation of a </span>rock<span> as a result of sedimentary, igneous, and metamorphic processes. All </span>rocks<span> are made up of minerals.</span>
3 0
3 years ago
Read 2 more answers
is this true or false, Surface waves result from a combination of up-and-down plus side-to-side motion.
nekit [7.7K]

Answer:

yaaa you knew that air is everywhere it moves

8 0
3 years ago
Organism in which the embryonic blastopore becomes its anus
Anika [276]

Organism in which the embryonic blastopore becomes its anus Deuterostome

<u>Explanation:</u>

The term Deuterostome refers to second mouth. The first opening which is called blastpore becomes its anus in deuterostomes. In protostomes, this first opening will be the mouth.  The other name given to these Deuterostomes enterocoelomates. It is the enterocoely from which the   coelom of  Deuterostom starts emerging and growing.  

Chordata, Echinodermata, Hemichordata are the classes of deuterostomes:. The zygote is the one that gets developed first in  protostomes and deuterostomes.Radial cleavage occurs in deuterostom in which the division of cells lies either in parallel direction or in perpendicular direction with respect to the polar axis.

3 0
3 years ago
Which is a function of mucus in the lungs?
Shkiper50 [21]

Hello There!

<u><em>The "Lungs" are pairs of organs within the rib cage.</em></u>

<u><em></em></u>

<u><em>In the "Lungs" the mucus traps dust and pollen</em></u>

6 0
2 years ago
Read 2 more answers
________ the dolphin lives in the sea, it is not a fish - it's a mammal.
lina2011 [118]
 Although the dolphin lives in the sea, it is not a fish - it's a mammal.

It makes the most sense if you read it aloud. 
7 0
3 years ago
Other questions:
  • Explain how elevation is shown on a topographic map
    14·2 answers
  • HELP FAST PLEASE!!!!!!!!!!! A model rocket accelerates at 15.3 m/s2 with a force of 44 N.
    11·2 answers
  • Fill in the blank (this is not multiple choice)
    15·1 answer
  • Sara just found out that her sister conceived about seven days ago. She rushes to find a book on pregnancy so that she can learn
    14·1 answer
  • Explain how the routine visit of a 5-year-old patient may be
    15·2 answers
  • Pls help!!! I know it's probably easy lol
    6·1 answer
  • RRNA makes the
    13·1 answer
  • How do organisms contribute to the carbon cycle?
    13·1 answer
  • Are there more than one kind of antibiotics if so What makes antibiotics different?
    6·1 answer
  • Which of these best diagrams the energy transformation that occurs during photosynthesis?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!