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Andrews [41]
3 years ago
15

Which substance cannot be separated by physical means or chemical means?

Biology
2 answers:
Sophie [7]3 years ago
6 0

Answer:

D: Element

Is the answer...

Feliz [49]3 years ago
4 0

Answer:

I think its D

Explanation:

..........

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The all-or-none response means that
Delicious77 [7]

Answer:

option B) is correct

Explanation:

The all or none response means that if a muscle contracts, it will contract completely. Thus implying the all or none law which states:

The potential of a response of a muscle fiber or nerve cell is independent of the potential of the stimulus. If a stimulus is more than a certain critical value it will trigger muscle fiber or a nerve. Most importantly resulting in either an all-or-none response thus reducing possibility of any information loss.

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3 years ago
Pick out the characteristics that make the pulmonary alveoli a place for gaseous exchange​
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Answer:

Moist walls - gases dissolve in the moisture helping them to pass across the gas exchange surface. Permeable walls - allow gases to pass through. Extensive blood supply - ensuring oxygen rich blood is taken away from the lungs and carbon dioxide rich blood is taken to the lungs.

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2 years ago
96410 mg = ____kg<br> Help me
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Explanation:

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Interesting Facts (don't tell me definition cuz I already know it) about xylem, at least one
horsena [70]

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Its cells have thick, hard walls.

Explanation:

7 0
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Which is not a component of the balanced and restorative justice model?
andrew11 [14]

Deconstructionism is not a component of balanced and restorative justice model.

Balanced and restorative justice is termed as the theoretical model and attempts to span tension between treatment and retribution. In this process victims takes an active role. Offenders take full responsibility for their actions.

Seize an opportunity to do right from wrong and redeem themselves before their community and before their eyes. Restorative justice focuses on helping offenders from future offences.

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