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True [87]
3 years ago
10

What is the sa node of the heart

Biology
1 answer:
olasank [31]3 years ago
5 0

Its a cluster of cells that are situated in the upper part of the wall of the right atrium.

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Gravity is a force.<br> O True<br> O False
zloy xaker [14]

Answer:

True

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7 0
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When water diffuses into a plant cell and builds up firm pressure that is called?
iren2701 [21]
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What limits the species of plants that can grow in an area?
Finger [1]
The answer is Climate.  Climate limits the species of plants that can grow in an area.  Plants can live within only a certain range of temperatures, and they are affected by the length of the growing season.  The Climate factors determine which plants can grow in a certain area. The weather conditions are <span>temperature, precipitation, humidity, winds.</span>
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