Biosphere is the one of the sphere of geological sphere of the earth such as geosphere, hydrosphere and atmosphere. It is deal with the interaction and existence of the living organisms.

In this model it can be seen that there are human, fishes, and vegetation of plants are living organisms so living organisms in the hydrosphere (fishes), geosphere (plants) and anthrosphere (human) should be label as biosphere instead of atmosphere or with atmosphere.

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3 years ago

Why does dna contain thymine but rna contains uracil?

uysha [10]

<span>Thymine is harder to make, but more stable. DNA needs to keep information safe for a long time, so it makes sense to use thymine. But RNA is made and used quickly, and small mistakes don’t matter as much, so the easier to make uracil does the job.</span>

6 0

3 years ago

What does it mean if a micrograph is false colored?

lara [203]

A micrograph is "false-colored" because scientists often use computer techniques to add color in the colorless electrons to make certain structures stand out.

8 0

3 years ago

List three examples of stimuli that a bird responds to

RoseWind [281]

Weather conditions, temperature, and Food availability

3 0

2 years ago

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