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irinina [24]
3 years ago
14

Embryonic stem cells have shown promise when used to treat certain diseases. Despite this, there are many people opposed to stem

cell research based on ethical grounds. What is one of their concerns?
A) Embryonic stem cell research is too expensive to pursue.
B) Embryonic stem cell research requires the use of human embryos.
C) Embryonic stem cell research has resulted in no positive effects.
D) Embryonic stem cell research requires the creation of human embryos.
Biology
1 answer:
Advocard [28]3 years ago
3 0
B) Embryonic stem cell research requires the use of human embryos. Its an unethical dilemma.
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Explanation:

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How is a society likely to address the problem of overuse of wildlife
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Answer:

C. By creating laws or traditions that regulate hunting and fishing

Explanation:

Wildlife resources refer to wild animals (terrestrial, aquatic etc) in their natural habitat. Wildlife is an integral part of our society, however, they are being overexploited by human activities.

According to the options in the question, one way to address the problem of over use of wildlife resources is by creating laws or traditions that regulate hunting and fishing. Laws that compel hunting and fishing, which are the means humans over use wildlife, will help bring the rate at which these resources are used.

For example, creating a law that prohibits hunting in certain areas will help preserve wildlife in that area because it is a punishable offence by the law to hunt. Hence, wildlife resources will be preserved.

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2 years ago
What prevents blood movement from left ventricle to left atrium​
irina1246 [14]

The Mitral valve which is also known as left atrioventricular prevents blood movement from left ventricle to left atrium.

Explanation:

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  • Atria are superior chambers and ventricles are inferior chambers.
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  • Semi-lunar valves allow blood to pass out of the heart. These include the pulmonary and aortic valves.
  • The pulmonary valve allows blood to flow from right ventricle  to the heart while aortic valve allows blood to flow from left ventricle to the Aorta.
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3 years ago
What is the corresponding mRNA strand for the following DNA template GTAC?
Vsevolod [243]
The answer is CATG!
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