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____ [38]
3 years ago
9

Why can whales not breathe underwater?

Biology
2 answers:
Andru [333]3 years ago
6 0

Answer:

Whales are mammals and do not have gills, so they cannot take the dissolved oxygen that is in the water and turn in into a oxygen that they can breath.

Explanation:

Hunter-Best [27]3 years ago
3 0

Answer:

because they are mammals

Explanation:

the need to breath air into there lungs

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A contusion is also known as a bruise and is an injury that occurs when:
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2 years ago
Describe the impact of human activities on natural resources;
Anastasy [175]

Answer:

As the human population has grown, the need for more land has caused an increase in the cutting down of forest lands for habitation and farming. The result has been an increase in soil erosion, an increase in species extinction from habitat loss, and a reduction of oxygen supplied by the trees, as well as lower amounts of carbon dioxide being removed from the atmosphere. Industrial and personal use of fossil fuels has dramatically increased the amount of air pollution in the atmosphere while systematically using up the supply of the non-renewable resources such as coal, oil and natural gas

Explanation: Hope this helps! ^^

Explanation:

5 0
3 years ago
Standard radiographic protocols may be reduced to include two views, at right angles to each other, in which of the following si
Vesnalui [34]

A: no  

In barium examinations, you want to see if something it's obstructing, like the colon. You only use a front view.

B: yes

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And, is the only radiographic tool that can be done in antero-posterior and lateral views.

C: no

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D: yes

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