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Harlamova29_29 [7]
3 years ago
9

¿Cómo afecta la contaminación del aire generadas por las actividades humanas al sistema respiratorio de los seres vivos?

Biology
1 answer:
Zanzabum3 years ago
5 0

Answer:

air pollution can irritate your airways and may cause shortness of breath, coughing, wheezing, asthma episodes and chest pain.

Explanation:

Hope this helps:)

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Which is not likely to be studied by a
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The correct answer among all of the given choices would be the third choice, CLOUDS.

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Write a hypothesis about the effect of dry conditions on earthworm behavior. Use the "if . . . then . . . because . . .” format,
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Do new trees provide the same resources for animals in the forest as adult trees do?
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Answer:

Yes

Explanation:

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3 0
3 years ago
A population of crabs living on a sandy beach exhibits three colors: dark brown, light
PolarNik [594]

Answer:

100% of the progeny will be speckled

Explanation:

<u>Available data:</u>

  • Three colors: dark brown, light  brown, and speckled.
  • The genotypes for these colors are BB for dark brown, bb for light brown, and Bb for speckled.

Cross: dark brown crab  with a light brown crab

Parentals) BB     x     bb

Gametes) B   B        b    b

Punnett square)

                     B        B

            b      Bb      Bb

             b     Bb      Bb

F1) Genotype:

     4/4 = 100% of the progeny will be heterozygous for the trait, Bb

     Phenotype:

    4/4 = 100% of the progeny will be speckled

5 0
3 years ago
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