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GaryK [48]
4 years ago
5

Helpppppppp is this correct? If no please correct me I’ll mark brainliestttt

Biology
1 answer:
Amanda [17]4 years ago
6 0

Answer: 1st one is wrong, atoms are the smallest unit of measure

Explanation:

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Individuals that are heavy smokers may eventually have trouble clearing the mucous from their lungs because the structures that
ziro4ka [17]

Answer:

Cilia

Explanation:

The respiratory system is the system of organs which allows the inhalation and exhalation of the gases especially oxygen and carbon dioxide. The respiratory system begins from the nose or nasal passage and end at the  lungs.  

The histology of the respiratory passages reveals that the epithelium layer of these is made of the columnar, cuboidal and the simple squamous epithelium along with ciliated structures.  These ciliated structures allow the movement of the mucus secretions and the other cell by whiplash movement.

In the given question, since the epithelium of the person is not able to move the fluid therefore the structure that is involved in the cilia.

Thus, cilia is the correct answer.

3 0
3 years ago
Explain why water is an excellent solvent for biological systems.<br>​
Elena-2011 [213]

Answer:

Water is capable of dissolving a variety of different substances, which is why it is such a good solvent. And, water is called the "universal solvent" because it dissolves more substances than any other liquid. This allows the water molecule to become attracted to many other different types of molecules.

Explanation:

hope this helps, have a great day

7 0
3 years ago
Open the site in your browser. (If any pop-up windows appear, think about what they indicate about the web site before you close
Alex787 [66]

Answer:

b. 2-4 (somewhat trustworthy; want to check some things)

Explanation:

For to have think of opening the site in my browser, its means i somehow trust the messages on the site. though i may not have full confidence on the site because have not been visiting it frequent.

the point still remains, the source of information to the link to the site might has well be trusted, therefore i will assume the site is somewhat trustworthy; want to check some things.

8 0
3 years ago
Why are proteins considered organic molecules?
snow_lady [41]

Answer:

A) They contain many carbon atoms.

Explanation:

Proteins are considered organic molecules because they are made up of carbon atoms. Proteins give your body energy and allows your body to run the way it does. Proteins also aren't considered organic molecules because they are small, because they are not used by living things, or because they contain nitrogen.

Hope this helps.

-lvr

8 0
3 years ago
What did Charles Darwin mean when he stated that some organisms were 'more fit' than other organisms?
denis-greek [22]
When Charles Darwin stated that some organisms were 'more fit' than other organisms, he meant that some organisms were more likely to reproduce. He meant that s<span>ome organisms are more likely to pass on more desirable and useful traits to offspring than other organisms. The correct answer is letter "B."</span>
4 0
4 years ago
Read 2 more answers
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