Answer:
The oxygen and carbon dioxide in the lower layers of the troposphere (that touches Earth) allow life to exist as organisms can respire and plants can photosynthesise. The atmosphere also helps to keep the Earth warm by trapping solar energy.
Explanation:
Recombinant DNA technology can be most accurately defined as the deliberate modification of the genome of an organism for practical purposes. It involves joining together of DNA molecules from two different species that are inserted into a host organism to yield new valuable genetic combinations. The technique may be used to identify, map and sequence genes and also to determine function.
Answer:
The seed which is buried deep in the soil won't germinate
because
- it won't get sufficient oxygen / air
- it won't get sufficient sunlight
- and etc...
