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Anvisha [2.4K]
3 years ago
9

Is quartz a homogeneous or heterogeneous substance?

Biology
1 answer:
DENIUS [597]3 years ago
3 0
Quartz (also known as silica) is a crystalline pure substance composed of silicon dioxide (SiO2). It is ,therefore, homogeneous.

It is good to know that inhaling <span> finely divided crystalline silica  can be poisonous and can lead to several diseases including lung cancer,</span> bronchitis as well as  <span>silicosis.</span>


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In what two ways do plants keep our climate stable over time?​
IgorC [24]

Answer:

Through transpiration and use of carbon dioxide (green house gas)

Explanation:

Plants help in making the climate stable in following two ways –  

a) Temperature offsetting – Plants take in carbon dioxide from atmosphere and thereby reduces atmospheric carbon. Due to reduction in greenhouse gases, the temperature reduces.  

b) Moisture regulation – Plants transpire through their leaves. Through transpiration, they release water as vapor and cool down the air. The higher the vegetation , the more is the transpiration.

8 0
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se presenta cuando un dividuo se alimenta de una parte del cuerpo de otro individuo conocido como huésped u hospedero Cuál es el
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Answer:

El parasitismo ocurre cuando un individuo, el parásito, se beneficia de otro individuo, el anfitrión, mientras daña al anfitrión en el proceso. Los parásitos se alimentan de tejidos o fluidos del huésped y se pueden encontrar dentro (endoparásitos) o fuera (ectoparásitos) del cuerpo del huésped (Holomuzki et al. 2010).

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Cell differentiation occurs when various genes are expressed to a different extent in different cells. What does it mean for a g
BartSMP [9]

Answer:

C.

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4 0
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https://www.creative-bioarray.com/support/calcein-am-cell-viability-assay.htm

5 0
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4 years ago
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