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
Tasya [4]
3 years ago
13

Which sphere allows the human breathe oxygen from the air to the lungs that involves matter starting and ending ?

Biology
1 answer:
balu736 [363]3 years ago
3 0
ALVEOLI that’s the answer
You might be interested in
Which best explains what happens to the number chromosomes after meiosis I?
Leya [2.2K]

Answer:

i belive its B, so sorry if im wrong!..

Explanation:

7 0
3 years ago
Read 2 more answers
Can you please help me with this?
ruslelena [56]
The aquifer must be permeable and porous to allow the water to flow through.
5 0
2 years ago
What is the purpose of mitosis?
laiz [17]

Answer:

Mitosis is the process of cell division in which one cell gives rise to two genetically identical daughter cells, resulting in cell duplication and reproduction. The number of chromosomes is preserved in both the daughter cells.

Explanation:

6 0
3 years ago
Read 2 more answers
I neeed heeeelllpppp onnnn 5
Xelga [282]

Answer:

A.  A parasite is an organism that lives on or in another organism and takes its food.

3 0
3 years ago
What force is the sum of all the forces that act upon an object
Vsevolod [243]
The net force<span> is the vector </span>sum of all the forces that act upon an object<span>. That is to say, the net </span>force is the sum of all the forces<span>, taking into account the fact that a </span>force<span> is a vector and two </span>forces<span> of equal magnitude and opposite direction will cancel each other out</span>
3 0
4 years ago
Read 2 more answers
Other questions:
  • What can be assumed about the parent cell if, after asexual reproduction, the daughter cell has 24 chromosomes? A) The parent ce
    12·2 answers
  • What is an earth revolution, what shape is it’s path, and how long it last
    14·1 answer
  • Check all that apply. Check all that apply. Can not proofread using a 3'-to-5' exonuclease activity Can initiate strand synthesi
    11·1 answer
  • By which process are fossil fuels formed?
    6·1 answer
  • Why is it important to maintain accuracy during dna replication?
    14·1 answer
  • "what part of the antibody's structure determines its class?"
    9·2 answers
  • When rounding to the nearest 10 what is the greatest whole number that rounds to 7670​
    9·1 answer
  • Guys pls help me!!!!!!!!!!!
    13·1 answer
  • Which of the following happens during interphase?
    7·1 answer
  • What is the relationship between the nucleotides, nucleic aids, and DNA?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!