Answer:
B There will be blue colonies only
Explanation:
This screen in called the blue white screening. This is a rapid test that allows scientist to check for their insert of choice in the colonies at a glance. The concept is that where the insert is located the <em>lac Z </em>gene in the vector is interrupted and therefor Xgal, a reporter can be produced. Where there are blue colonies being formed the plasmid has self-ligated and the <em>lac Z</em> gene is not interrupted and the X-gal can be formed rendering a blue color.
The natural spreading of particles through a liquid or gas is called diffusion
It's hard to explain but it would like, be less wild than the seasons we have today.
Answer:
Species could go extinct when their environment changed if they could not adapt to the change.
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