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wel
3 years ago
7

Why does sexual reproduction produce offspring with characteristics that are different from their parents, where as offsprings p

roduced through asexual reproduction are identical to their parents?
Biology
1 answer:
Gnesinka [82]3 years ago
8 0
They are different because one is stronger than the other
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Please help if you can thank you ^^
Debora [2.8K]

Answer:

1st blank: Mutation

2nd blank: Substitution

3rd blank: Frameshift

4th blank: Protein

8 0
3 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.
  • The best way to reduce air pollution is by riding bicycles and walking more.

Learn more:

Air pollution brainly.com/question/10743354

#learnwithBrainly

3 0
3 years ago
Which of the following is true about fungi?
Vlada [557]

Answer: D. Like Protists

Explanation: A. isn't right

                      B. is worst

                      C. isn't good at all

                      D. is the best answer

6 0
3 years ago
In flowering plants, plasmodesmata are narrow channels through cell walls that connect the cytoplasms of adjacent cells. AN expl
tatiyna

The plant cells communicate across cell walls through Plasmodesmata.

how do plant cells communicate across cell walls?

  • Between tiny channels woven through the walls of neighboring plant cells, plant cells can communicate with one another through channels referred to as plasmodesmata.
  • These channels enable chemicals to move freely between cells, allowing plants to grow regularly and form tissues and organs.
  • However, plasmodesmata also act as entryways that viruses can employ to infect an increasing number of cells.
  • Given these advantages and disadvantages, plants must balance the permeability of their plasmodesmata in order to move materials from one cell to another while preventing the spread of infection.

Learn more about the Plasmodesmata with the help of the following link:

brainly.com/question/6220658

#SPJ4

6 0
1 year ago
A nursing instructor teaches nursing students about the steps to be taken while obtaining a guaiac fecal occult blood test (gFOB
MaRussiya [10]
<h2>A guaiac Fecal occult blood test </h2>

Explanation:

  • "I should instruct the patient to abstain from taking nonsteroidal mitigating drugs the day preceding the test."  
  • Nonsteroidal mitigating operators (typically truncated to NSAIDs) are a gathering of medications that assuage agony and fever and decrease aggravation.  
  • There are almost two dozen unique NSAIDs accessible, yet they all work similarly, and that is by hindering a particular gathering of chemicals called cyclo-oxygenase catalysts, frequently condensed to COX proteins. These chemicals are answerable for the creation of prostaglandins. Prostaglandins are a gathering of mixes with hormone-like impacts that control a wide range of procedures, for example, aggravation, bloodstream, and the development of blood clots.

3 0
3 years ago
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