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forsale [732]
3 years ago
15

Which of the following is an example of an open system?

Biology
1 answer:
Volgvan3 years ago
6 0
The answer is C because all of the spheres of the earth exchange energy and mass.
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List 5 reasons why UNDERAGE DRINKING is dangerous to young people.
a_sh-v [17]

Answer:

As children mature, it is natural for them to assert their independence, seek new challenges, and try taking risks. Underage drinking is a risk that attracts many adolescents. They may want to try alcohol but often do not fully recognize its effects on their health and behavior. Other reasons young people drink alcohol include: Peer pressure. Increased independence, or the desire for it. Stress. In addition, many youth have easy access to alcohol.

Explanation:

4 0
3 years ago
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All _______ are unicellular.
Lubov Fominskaja [6]
All bacteria and viruses are unicellular, Euglena, Amoeba, Paramoecium are unicellular.

I hoped I helped!
7 0
3 years ago
Around the year 1800, it was discovered that fossils are arranged in comparable patterns within the layers of the Earth. Name 3
frez [133]

Answer:

Study of comparative anatomy emerged in the 18th century and led to establishment of relationship between species based on the common traits

Explanation:

The three major events that occurred after this discovery are –  

a) Discovery of the fact that the age of earth is much higher than the age of earth as found in previous theories of continental drift theory

b) The age of the oldest fossils was determined and based on that relative age of all species (as found in fossils) was determined.  

c) The determination of age of fossil helped to find the gaps in the evolutionary tree and hence provoked search of these missing species.

The study of comparative anatomy started somewhere around 1800 when George Cuvier emerged as father of comparative anatomy

Based on comparative anatomy study, scientists such as Buffon and Lamarck worked on establishing relationship between species based on the common traits shared between them

5 0
3 years ago
What are the building blocks of matter
ikadub [295]
The building blocks of matter is atoms.
5 0
3 years ago
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Which type of tissue performs the role of signal conduction in the body? A. connective tissue B. epithelial tissue C. muscle tis
Allisa [31]

Answer: D. nervous tissue

Nerve tissues send signals to other parts of the body. Nervous tissue performs the role of signal conduction in the body.

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3 years ago
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