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topjm [15]
3 years ago
14

5) The troposphere of the Earth's atmosphere supports life because it contains

Biology
1 answer:
Alexeev081 [22]3 years ago
8 0

Answer:

I think its A

Explanation:

Because the reason why airplane have closed windows is because we can't breathe in carbon dioxide when we go up. Of course there is oxygen just not a lot as we go up. Why would there be helium in the air? We would sound weird when we skydive.

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The Itinerant Lover In which the brothers practice their sex roles, and Raphael makes a brief but impactive cameo.

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3 years ago
Tube dwelling polychaetes look similar to some sea anemones, especially those that bury themselves in the mud. Both animals have
prohojiy [21]

Answer:

Sea anemones are marine predatory animals. They are like a terrestrial flowering plant due to their colorful appearance. They are coming under the phylum cnidaria.  

Sea anemones are found in different forms called a polyp. It has a columnar trunk, on the top of the trunk an oral disc and centrally placed mouth. The mouth is surrounded by tentacles.

Sea anemones have a gastrovascular cavity that serves as stomach. This cavity has one opening both meant for mouth and anus.

Sea anemones are capable of changing their shape and lives on the mud, holding it by pedal disc.

Polychaetes are segmented worms. Each segment of the body bears parapodia. It helps them in locomotion. There are different types of polychaetes, tube-dwelling polychaetes are one of them.

Tube - dwelling polychaetes make tubes to protect their soft bodies.  

They don't have parapodia but some special anterior structures for feeding. The tubes are made from calcareous materials.

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3 years ago
What are the Advantages of gmo (both of animals and plants)
guapka [62]
They are both living
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3 years ago
Which federal law does not allow the capture of marine mammals in US
IgorLugansk [536]

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3 0
3 years ago
Please HELP!!!!!!!! 50 pts!
Thepotemich [5.8K]

Answer:

I think that Viruses are not alive so Being composed of molecules that are found in cells (nucleic acids, proteins, lipids and complex sugars) and having the capacity to evolve, viruses are often said to be alive. But they aren't alive because they arent a living thing.

6 0
2 years ago
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