Gas exchange in humans is the delivery of oxygen lungs to the bloodstream, and the elimination of carbon dioxide from the bloodstream to the lungs.
Answer:
See Explanation
Explanation:
There is no physical way to explain how to do this on this website.
Sorry Though!
Answer:
Here are seven theories complied by the science daily LiveScience which suggests the origins of Life.
1 Panspermia.
2 Simple Beginnings. ...
3 RNA World. ...
4 Chilly Start. ...
5 Deep-Sea Vents. ...
6 Community Clay. ...
7 Electric Spark. ...
Explanation:
Green roof do have several advantages over ordinary roofs as follows.
<h3><u>Explanation:</u></h3>
Green roof are defined as the roof over which a thin layer of soil is placed to grow a thin layer of grass or other plants. This have several advantages as follows:
A. Green roof help in reducing water logging in roofs, thereby reducing the dampening of the concrete, and increasing the longevity of the roof.
B. It is actually energy saving, by reducing the summer temperatures by evaporation and transpiration. It also maintains a warm room temperature in winter by reducing the heat loss.
C. It's also actually low in budget. Its initial cost is more than ordinary roof, but the maintenance cost is very low, if not nill.
D. Its a place for recreational activities. Greenery in urban areas are very rare sight, which can be met through this project.
E. Green roofs provide a chance for urban agriculture.
Answer: transcription, nucleus
Explanation:
In eukaryotic cell the process whereby the sequence of DNA bases is used to determine the sequence of bases in mRNA us called transcription and it occurs in the nucleus.
The DNA serves as the template strand. RNA polymerase binds to the promoter on the template DNA strand and synthesizes mRNA with RNA nucleotides. Genetic information of DNA is transcribed to messenger RNA. In eukaryotes this process occurs in the nucleus.
