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
LiRa [457]
3 years ago
6

Identify how the physical barriers of the immune

Biology
2 answers:
Liono4ka [1.6K]3 years ago
8 0

Answer:

BCDE

Explanation:

Took the test

s2008m [1.1K]3 years ago
3 0

Answer:

Identify how the physical barriers of the immune  system protect the body against pathogens?

skin contains tightly packed cells

•skin is tough, flexible, and waterproof

Explanation:

You might be interested in
What is the primary hypothesis for the extinction of large mammals such as mammoths?
mihalych1998 [28]
<span>The primary hypothesis is that they were led to extinction by hunting by humans.

I hope this helps! :)
Have a wonderful day!</span>
6 0
4 years ago
Read 2 more answers
Two students used two balls to make a scale model of the Earth/Moon system. The Earth model was 10 cm in diameter. How far apart
vichka [17]

Answer:Procedures. Ask students to guess how far away the Moon is from Earth. When the answer (or a close approximation) is given, or several guesses have been made, share the distance with students (384,400 kilometers or 238,855 miles).

Explanation:

3 0
3 years ago
How can a tree grow to be 90 meters tall using only light water and air
patriot [66]

Answer:

you need to water the tree three times a day and the air is always their so you don't need to worry about the air.

5 0
3 years ago
Why was Mendel's work but accepted at the time.
faust18 [17]

Answer:

Mendel's work was not accepted because during that time DNA had not yet been discovered. Without the discovery of DNA, there was no concrete proof that the processes Mendel described actually happened.

Explanation:

5 0
4 years ago
Scientific investigations often lead to the formulation of new scientific questions. The observations Charles Darwin made during
scZoUnD [109]
So the question is asking to choose among the following choices that state the question that HMS Beagle ask, and on my further research about the said question, I would say that the answer would be "Do living organisms change over time and, if so, how?". I hope this would help
4 0
3 years ago
Read 2 more answers
Other questions:
  • what is one major function of the endomembrane system? producing and storing energy, transporting subtances in a cell, manufactu
    13·2 answers
  • A ten mile area of trees is removed from the tropical rainforest how will this affect the amount of water and the amount of oxyg
    5·2 answers
  • Long‑chain fatty acids are activated in the cytosol, but they are oxidized in mitochondria. Three enzymes enable the transport o
    12·1 answer
  • Is essential in the production of gametes for sexual reproduction because each parent needs to contribute _______ of their genet
    7·1 answer
  • Bony fish that live in freshwater use what to get rid of excess water ?
    8·2 answers
  • True or False? By the way Estuaries are the spots where ocean and river meet (brackish water) Brainliest!!!
    13·1 answer
  • In carrying out normal activities, cells use oxygen and produce carbon dioxide. The concentration of oxygen is higher in the blo
    13·1 answer
  • Which of the following is an example of saturated fats?
    7·2 answers
  • What animo acids do the following DNA sequence code for?
    5·1 answer
  • What fuels we get energy from by burning them.
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!