It is now possible to make gene constructs in the laboratory by fusing together DNA segments from different sources. For example, genes that encode proteins from a bacteria can be moved into plants to make them resistant to pests without using pesticides. This process of plant improvement has been:

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

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