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ale4655 [162]
3 years ago
13

9. Knowing what you know about how a substance travels in

Biology
1 answer:
Romashka-Z-Leto [24]3 years ago
6 0

Answer:

Higher

Explanation:

Molecules such as oxygen move from a higher concentration to a lower concentration across a semi-permeable membrane. This process is called simple diffusion.

Therefore, for oxygen to leave the alveoli and enter the blood, there would need to be a higher concentration of oxygen inside the alveoli and a lower concentration of oxygen in the blood.

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Porque algunas personas sufren de miopia?
Shkiper50 [21]

Answer:

Due to being nearsighted.

Explanation:

Nearsightedness can also be caused by the cornea and/or lens being too curved for the length of the eyeball. In some cases, myopia occurs due to a combination of these factor

4 0
3 years ago
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How are iconic and covalent bonds alike? How are they different?
Rzqust [24]
Different: in covalent bonds, atoms share electrons, whereas in ionic bonds atoms transfer electrons.

Alike: Both ionic and covalent bonding lead to the creation of stable molecules.
8 0
1 year ago
In this lab, the three flocks of birds changed in numbers between generation 1 and generation 3. Why? Check all reasons. The amo
Vlad [161]

Answer:

<u>Option-</u> "If a flock’s beak type made it easier to pick up the available food, the flock grew."                                                                                                                                                                        

Explanation:

  • We can simplify the whole answer by having argument about the structure or alignment of the birds in a given way which provides more food sources or options for the  1st generation and then the third generation can be found in a more scattered form inside the herd, as there are no more food requirement as much was before.
6 0
3 years ago
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Which substance do cells need to get energy from food?
vovangra [49]

Answer:

oxygen, the answer is d. please give feedback. thank you! :)

8 0
2 years ago
How does adenosine triphosphate (ATP) become adenosine diphosphate (ADP)?
maria [59]
C. ATP releases energy as a phosphate bond is broken.

Adenosine triphosphaste is name as such because it contains three phosphate bonds, the third one weaker than the other two. The third bond breaks off leaving two phospates behind. ATP, then, becomes adenosine diphosphate (ADP).
6 0
3 years ago
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