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
Tema [17]
3 years ago
11

The complement system is a ___ barrier of the immune system

Biology
1 answer:
sladkih [1.3K]3 years ago
3 0
I think it's a chemical barrier.
You might be interested in
An atmospheric gas expelled by body cells
nikklg [1K]
Carbon dioxide :)
hope it helps!
5 0
3 years ago
What is unique about carbon?
amm1812
Bonding properties!!!
6 0
3 years ago
What an enzyme?<br> I'll give brainliest
Damm [24]

Answer:

Enzymes are proteins that act as biological catalysts. Catalysts accelerate chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products.

Explanation:

Hope this helps

6 0
3 years ago
The equation below describes a reactions between an acid and a base. What kind of a substance is KCI?
Salsk061 [2.6K]
KCl is a neutral product because KCl is formed from the acid base reaction of KOH and HCl. KOH is a strong base and HCl is a strong acid and when you put them together, you get a neutral product after a chemical reaction. The acid and the base cancel each other out to cause a neutral product.
8 0
3 years ago
All of the following structures are unique to plant cells except
Verdich [7]

Answer:

is there a multiple choice?? or anything

7 0
3 years ago
Other questions:
  • What evidence did Wegener make use of to develop the theory of continental drift?
    13·2 answers
  • A freshwater is a type of ecosystem. Grasses, fish, wading birds, frogs, and alligators live together in fresh water marshes. Pi
    7·2 answers
  • 8) The by-products of cellular respiration include A) energy and oxygen. B) glucose and oxygen. C) carbon dioxide and water. D)
    5·1 answer
  • This one is easy<br>please help : )​
    14·2 answers
  • This is the answer to this question in case y’all need it because it was very hard for me to find it.
    14·1 answer
  • Are the anomalies the same thickness along all ridge segments Why or why not?<br> plz help :D
    11·1 answer
  • I NEED HELP QUICK!!!!!
    12·2 answers
  • HELP ME PLEASE ANSWER BOTH 13 and 14 is u can
    8·1 answer
  • Which term best describes a group of cells that are similar in composition and function together to perform a task?
    13·1 answer
  • PLEASE HELP DUE TODAY!!!!
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!