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
kondaur [170]
3 years ago
13

The lungs absorb dash gas and excrete waste carbon dioxide​

Biology
2 answers:
OLEGan [10]3 years ago
8 0
Oxygen is the answer
VLD [36.1K]3 years ago
3 0

Answer:

Oxygen

Explanation:

You might be interested in
In the process of swallowing, food cannot normally enter the trachea because the
cluponka [151]
Because the Epiglottis covers the Larynx
7 0
3 years ago
Replication is said to be semi-conservative. What does this mean about the chain being made?
kirill [66]

Answer:

Explanation: Replication is a semiconsecutive process this means that the strands of the DNA molecule separate to form two separate templates which will then combine with nucleotides following the complementarity base sequence to form two new daughter DNA

3 0
3 years ago
1. Which answer best describes the climate of an area? *
Pachacha [2.7K]
I believe the answer here is D because it has a long term description of what an area is like.
7 0
3 years ago
What if on my answer Choice doesn’t say that.
Aleonysh [2.5K]
What do you mean by your question
8 0
3 years ago
100 points plz help with this science worksheet plz answer all of the questions...I’m desperate
Fiesta28 [93]
1. If the outer shell is filled, the atom isstable. Atoms with unfilled outer shells are unstable, and will usually form chemical bonds with other atoms to achieve stability. 
5. molecular formula. : a chemical formula that gives the total number of atoms of each element in each molecule of a substance — compare structural formula
The structural formula of a chemical compound is a graphic representation of the molecular structure, showing how the atoms are arranged. 

6. most likely hydrogen bonds because of the weak attraction it may have for one another

7.  search up how to draw it. Looking at Octane, you can see 18 hydrogen atoms covalently bonded to carbon atoms, so Octane is organic
8: carbon is the backbone for organic molecules because every organic molecule must contain carbon to be one. without it, it'd be considered as inorganic.


that's the best I can do
3 0
3 years ago
Read 2 more answers
Other questions:
  • According to the big bang theory, galaxies formed a billion years after the "bang" from matter that clumped together due to grav
    7·2 answers
  • How are earth's organisms and crust interdependent? read more >>?
    7·2 answers
  • An amoeba eats some food. Which organelles will help store and digest it? vacuoles and lysosomes mitochondria and ribosome endop
    10·1 answer
  • In his theory, Lamarck suggested that organisms will develop and pass on to offspring variations that they need in order to surv
    5·1 answer
  • A sentence with the word Biotic factor
    15·1 answer
  • Because humans cannot produce their own food what type of organism are they?
    13·1 answer
  • When water reaches the ground, most of the water ends up where?
    10·1 answer
  • 1. Which symbiotic relationship occurs when two species in a community benefit from the relationship? *
    8·2 answers
  • If matt and sarah have 10 children why do they all end up genetically different?
    13·1 answer
  • Dna is made of chains of four smaller molecules called.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!