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]
2 years ago
13

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

Biology
1 answer:
wlad13 [49]2 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
Why did only about one fourth of mendel's f2 plants exhibit the recessive trait
ahrayia [7]
According to the punnet square, if you combine a parental homogeneous dominant trait and a heterogeneous trait. 1 out of the 4 boxes will be homogeneously recessive.
7 0
2 years ago
What type of candy is earths mantle most like?
professor190 [17]

Answer:

Ice cream , peanut butter or melted marshmallows with puffed rice- cereal

Explanation:

can all work for the mantle layer of your project. Push a hard candy representing both the inner core and outer core into a ball of ice cream, or spoon a layer of ice cream into a clear plastic cup over the top of the inner and outer core.

Hope it helps

5 0
2 years ago
i think ive gotten them right so far but im not sure what number 6 is, even though theres only one left "Prophase" thats not rea
vivado [14]
The order from what I remember is
Interphase
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis- also known as daughter cells
7 0
3 years ago
Ash trees are being removed when they show signs of the ash borer, a parasite that affects the trees and kills them off. What be
guajiro [1.7K]
<span>The ash trees are being cut when the show signs of infestation of the ash borer. Ash borer in particular the Emerald Ash Borer (EAB) is a tiny bug but can really do a great damage to the tree. When the tree is infested with the ash borer, they lay their eggs in the bark of tree, when the eggs hatch the lavas would start eating on the inner tissues of the tree blocking the flow of nutrients and water in the tree that causes the tree’s to death.  If the tree is infested they cut it down, burn and bury the wood to stop the spread of infestation. Ash trees are valued for its strength and elasticity that is often used to make baseball bats, bows, tool handles and other products that needs durable wood.</span>


7 0
3 years ago
Read 2 more answers
Which of the following describes the nervous system integrative function? A. responds to stimuli by gland secretion or muscle co
Verdich [7]

Answer:

B. analyzes sensory information, stores information, makes decisions

Explanation:

The receptors sense the changes or stimuli. The sensory neurons of the nervous system deliver this sensory information to the processing center, that is, to the central nervous system. The central nervous system serves to store the information and analyze it to determine the best suitable response. The ability of the nervous system to the store and process of sensory information to make the effector organs to exhibit the best response represents its integrative function.

5 0
3 years ago
Other questions:
  • Explain the four steps of the calvin cycle
    15·1 answer
  • Glycoproteins contain the steroid ____ to make membranes more flexible ​
    6·1 answer
  • Why was the evolution of cuticle so important during the evolution of land plants?
    15·1 answer
  • A section of DNA that carries enough information to make a single protein is called a(an) A. codon. B. enzyme. C. gene. D. intro
    9·1 answer
  • Ecology involves the study of all of the following except for the interactions between
    15·1 answer
  • Give another example of a unit label using 'per'. (Not miles per hour.) Explain what it means.
    13·1 answer
  • The minimum amount of stimulus for an action potential to occur is
    15·1 answer
  • Drag the tiles to the boxes to form correct pairs. Not all tiles will be used. Match each type of skeletal marking to its functi
    11·2 answers
  • A population of rabbits inhabits an island that has an active volcano. The volcano erupted and covered the island destroying mos
    7·2 answers
  • Whats the answer to this
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!