What portion of a pre-mRNA molecule may be cut to be discarded?
ans:- In eukaryote cells the primary transcript (pre-mRNA) is processed. One or more sequences (introns) are cut out.
An example of force that acts at distance is gravity and an example of contact force is pushing a chair across the room
X or y chromosome from the male, added to the X chromosome from the female
<u>Answer:</u>
Option(b)
European colonization influenced the lives of native peoples in the South Pacific by forcing them to give up their land to settlers.
<u>Explanation:
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Colonization refer to the acquiring of political control over a territory or region through tact or force. European colonization affected the lives of native people by introducing a fatal disease which wiped out a considerable number of the native population.