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sp2606 [1]
2 years ago
6

DNA is sometimes called the blueprint of life. why do you think that is?

Biology
1 answer:
Lady bird [3.3K]2 years ago
7 0
It's because a blueprint is something that is like the backbone of something. It forms whatever the project is. Dna is what forms us and creates us.
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Because it's has the potential to have evidence or it can be pseudoscience
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The outer and inner core of the Earth make up approximately one third of Earth’s mass True Or False
Galina-37 [17]
I think is false if i'm not mistaken only cause the mantle and the crust is larger then the outer and inner core
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Please help with this open-ended question (100 points)
OverLord2011 [107]

Not washing sidewalks, taking quick showers and consuming local products are changes that will help to save water and reduce the increase in the temperature of our planet.

<h3>How to save water and protect the planet?</h3>

Not washing the sidewalks, there is a lot of water loss when people wash the sidewalks, looking for other ways to clean the neighborhood is necessary.

Taking baths efficiently, not spending much time in the shower, water will be saved, and new measures to anthropize rivers will not be necessary.

Consume locally produced products, avoiding gas emissions with transport, thus preventing a large amount of fuel from being burned.

With this information, we can conclude that not washing sidewalks, taking quick showers and consuming local products are changes that will help to save water and reduce the increase in the temperature of our planet.

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5 0
2 years ago
1)In your own words explain what air pollution is
Anna11 [10]

Explanation:

Question 1

Air pollution is the introduction of harmful gases and substances into the atmosphere that renders it unfit for use for life. Some of these toxic gases and particulates are:

  • Carbon monoxide
  • Carbon dioxide
  • Nitrogen oxides
  • Smoke
  • Dust particles
  • Soot

Question 2

Natural forms are the original nature or outlook of a substance. Examples of natural forms are:

  • Flowers
  • Leaves
  • Animals
  • Rocks
  • Shells
  • Corals

Question 3

Anthropogenic cause of pollution are human causes of pollution. Some of these are:

  • Combustion of fossil fuels in internal combustion engines release harmful and toxic gases into the atmosphere and causes hair pollution.
  • Improper disposal of waste can produce effluent that reaches the ground water system and other fresh water sources.
  • Noise pollution from airports is very harmful to ear.
  • Mining activities degrades soil and removes rich fertile soils that should be used for agriculture.
  • Mining wastes can lead to contamination of water bodies around.

Question 4

Fossil fuels are fuel types that forms from natural process in which organisms are decomposed anaerobically to preserve their energy components. Some of these fuels are:

  • Coal
  • Crude oil
  • Natural gas

Question 5

  • Heart diseases ; ischaemic heart diseases can lead to failure of the heart when it does not receive enough oxygen from the environment. Air pollution contaminates available oxygen in the atmosphere and this is very dangerous to life.
  • Lung cancer: poor air quality can lead to the development of cancerous tumor in the lungs.
  • Asthma: air pollution is one of the leading cause of asthma.

Other notable mentions are bronchitis, pulmonary diseases, stroke

Question 6

_7 million____ people die each year from air pollution according to the world health organization

Question 7

Air Quality Index(AQI) is an indicator used to express the quality of air in particular area. The AQI can tell the present air quality condition. It can also be used to forecast future air quality in years to come.

It shows how clean and polluted the air is.

Question 8

The air quality index uses different colors to alert people about the quality of air. Each color represents different health implication of air quality:

     Attached image shows the different colors used to alert people of about the air quality.

Question 9

  • About 7 million people die annually as a result of air pollution
  • Beijing cough is new disease that emanates from the rising air pollution in Beijing
  • Asia has the fastest rising cases of air pollution problems.
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Learn more:

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3 0
3 years ago
How is a trophic cascade (top down regulation) different from the traditional trophic pyramid (bottom up regulation)?
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Top-down effects imply control through predation, including fishery, while

bottom-up effects imply control through food abundance, often thought to be driven by climate or nutrient load.

<h3>What is Top down regulation ?</h3>

The top-down effect refers to a higher trophic level influences the community structure of a lower trophic level through predation.

<h3>What is Bottom up regulation ?</h3>

The bottom-up effect means that a lower trophic level in the biological network affects the community structure of higher trophic levels by means of resource restriction

Learn more about Top down and bottom up regulation here:

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5 0
2 years ago
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