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Nimfa-mama [501]
3 years ago
11

Inside each of your lungs there are tubes called bronchi. these branch into even smaller tubes much like the branches of a tree.

what are at the ends of these tubes?
Biology
2 answers:
marishachu [46]3 years ago
4 0
I think it is bronchioles.
azamat3 years ago
3 0

Answer: Small air sacs.

Explanation:

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Watch the following Changing with the Times: Variations within Ecosystems tutorial. Write a summary paragraph (4-6 sentences) de
tester [92]

Answer:

  Variations Within Ecosystems

Ecosystem diversity can be described as a term which is used o describe the changes within an ecosystem and the impact these changes have on the environment and humans.

Variations within an ecosystem can cause genetic drifts. Variations will cause those organisms to survive which are better adapted to survive to the changes which occur in an ecosystem. And the organisms which are not better suited become extinct over a period of time. Hence, this will lead to a wide rise in biodiversity.

6 0
2 years ago
A fruit fly of genotype B R/b r is testcrossed with b r/b r. In 84 percent of the meioses, there are no chiasmata between the li
Citrus2011 [14]

Answer:

4 percent (4%)

Explanation:

A single crossover occurs between two (non-sister) chromatids belonging to homologous chromosomes. In this case, 16 percent of the meioses have a single crossover, thereby it will produce 8 percent of the chromosomes with the original (parental) combination in the progeny and the remaining 8 percent should be recombinants. From this result, it is reasonable to conclude that half of these recombinants should be 'Br' (and the other remaining 4 percent should be recombinants 'bR'), and therefore the answer is 4 percent (4%).

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What are the symptoms of lung cancer before treatment
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Coughing can be a symptom along with shortness of breath

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The mode of nutrition described  above is phagocytosis.
Amooba is a unicellular eukaryotes  and it obtains its nutrition using the same method. Amoeba feeds on microscopic organisms, which it engulfs, secretes into its food vacuole and digest.

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