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AleksandrR [38]
3 years ago
10

22. Why do you think the sea urchin was chosen to test the effect of changes in pH?

Biology
1 answer:
Nata [24]3 years ago
3 0

Answer:

as it settles deeper underwater ph tends to be higher and a sea urchin tends to be more resilient to change

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Two or more organs form together to make what​
timofeeve [1]

Two or more organs form together make organ systems.

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The basic unit of living organisms is the cell. Multiple cells makes up tissues and tissues make up organs. Two or more organs make up the organ system.

Human body has several organ systems. The organs that make up an organ system can be internal as well as external. Respiratory  system is made up of organs like lungs, nose, pharynx, trachea, diaphragm etc. digestive system is made with organs like liver, small intestine, stomach, mouth , large intestine, pancreas etc.

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_____ is caused by a tight agonist muscle decreasing the neural drive to its functional antagonist.
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3 years ago
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In 3–5 sentences, explain the various factors that should be considered when implementing green roofs.
Gala2k [10]

<u>Answer:</u>

<em>Several factors have to be considered while planting green roofs. </em>

<u>Explanation:</u>

<em>Green roof is a roof with vegetation growing in it. The vegetation is usually grown above a waterproof cover.</em> Many factors have to be considered while installing a green roof.  

First is <em>sunlight availability</em>. While installing green roofs it has to be ensured that its location  has adequate sunlight availability. If not the plants that require less sunlight must be chosen. The roof should be <em>flat or have low inclination.</em> The maximum allowable inclination is 30 degree.  

The choice of plants has to be made according to the climate of the region. <em>The dry or wet nature of the region’s weather decides the type of plants grown there.  </em>

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-29 c

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