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3 years ago

what term refers to a situation where a single phenotypic character is determined by the additive effects of two or more genes?

Biology

1 answer:

vampirchik [111]3 years ago

5 0

Answer:

Explanation:

Polygenic inheritance refers to a situation where a single phenotype character is determined by the addictive of two or more genes.

hope it helps :)

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In some developing nations, the percentage of animal protein from fish in the diet can be as high as____. 20 percent 80 percent

Oksanka [162]

It can be high as 80 percent

7 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

4 years ago

Which of the statements below best explains the presence of these structures in the embryos of all three species ? A The embryos

lutik1710 [3]

<span>In biology, a SPECIES is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. </span>

8 0

3 years ago

Read 2 more answers

Under which set of circumstances would the diameter of peripheral blood vessels be the greatest?

kondor19780726 [428]

Decreased sympathetic stimulation set of circumstances would the diameter of peripheral blood vessels be the greatest.

<h3>What is peripheral blood?</h3>

The liquid that passes through your heart, arteries, capillary, and veins is known as peripheral blood. Transporting oxygen and various nutrients to your body's cells and tissues as well as removing carbon dioxide and other products from the body are its two main functions.

<h3>Why is it necessary to test peripheral blood?</h3>

Healthcare professionals can check your red, white, and platelet blood cells with a peripheral smear test. They can clearly see any abnormalities in your platelets and blood cells that might be an indication of disease thanks to this test. A smear of peripheral blood test is crucial for illness diagnosis.

To know more about Peripheral blood visit:

brainly.com/question/9750262

#SPJ4

6 0

2 years ago

You are planning to get some goats out on your ranch property and would like to keep them confined to a certain area to keep the

Andreas93 [3]

Answer: At least six feet tall because goats can jump that high. I would personally go with eight feet because my neighbor's goats have nearly jumped fences that were at least six feet tall.

Hope this helps! :)

Explanation:

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4 years ago