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DanielleElmas [232]
3 years ago
13

Which of the following is not an example of separation by physical means?

Biology
2 answers:
yaroslaw [1]3 years ago
8 0
Evaporation is not an example of separation by physical means.
Alina [70]3 years ago
3 0
C) Electrolysis <span> 

WHY?

</span><span>electrolysis is a method of using an electric current to drive an otherwise non-spontaneous chemical reaction. Electrolysis is commercially highly important as a stage in the separation of elements from naturally-occurring sources such as ores using an electrolytic cell.</span><span>


**Sorry if wrong tried my best X3*

</span>
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When doing medical research with human subjects, which FOUR limitations are unavoidable?
liq [111]

Answer:

Option B, C, D and E

Explanation:

While conducting research on human being, following conditions must be fulfilled

a) The subject must be made aware of the risk and result of the study

b) Subject must be aware of the study objective, time duration and post study impacts

c) Subject must be compensated for any injury caused during the study

d) Informed consent must be taken from the subject

e) The subject must beware of the possible uncontrollable scenarios. Also the test conducted must be testifiable on human being

f) The ill effects of the study can be anticipated if the result obtained are worthy enough  

Considering the above facts, option B , C, D and E are unavoidable  

7 0
2 years ago
What would happen to the fruit fly population in the locker if the apple were removed from that ecosystem?
Marina86 [1]
The fruit flys population would be less since the apples isn’t there anymore. The reasoning behind that is because it’s a fruit fly they like being around fruit.
4 0
3 years ago
Brian often interrupts his teacher while she is speaking and frequently forgets to complete his homework assignments. He also ha
Anton [14]

Answer:

Brian most clearly exhibits symptoms of ADHD

Explanation:

ADHD stands for Attention Deficit Hyperactivity Disorder is a medical condition where the affected person develops different brain developmental process that leads to poor attention,restlessness,impatient or impulsive etc.

This type of symptoms are mainly found in children and it may lasts upto adulthood.

This type of behviour affect the child in school and at home.

To cure this disease,the affected person should consult the doctor,apply different therapy,medicines are also used to cure this disease.

3 0
2 years ago
Why are estuaries such rich habitats for organisms
andreyandreev [35.5K]
Estuaries are areas where fresh water from rivers meets salt water. As the river drains, it carries much nutrient-rich sediment. Many animal species depend on this food source to provide for their young.
8 0
3 years ago
A park bench gets hot on : sunny day due to
andrezito [222]

Answer:

C

Explanation:

...

7 0
2 years ago
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