Explanation:
Psi packaging Element is a cis-acting RNA element identified in the genomes of the retroviruses Human immunodeficiency virus (HIV) and Simian immunodeficiency virus (SIV) It is involved in regulating encapsidation of the retroviral RNA, an essential step in replication.
A karyotype views the nucleus of the cell and the inspects the number and the appearance of the chromosomes. This would mean that the nature of the problem could be
<span>A) extra chromosome; insertion
AND
</span>D) mutated chromosome; crossing over<span />
<u><em>Graneros y patios son el lugar perfecto para fertilizar cultivos.</em></u>
Adults of species in the order <u>Coleoptera</u> have 2 wings and the greatest variety of mouthparts.
<h3>Order Coleoptera</h3>
The coleopterans, (order Coleoptera), consist of the beetles and weevils. It is the largest order of insects.
They have two pairs of wings:
- One of the pair is the hard-shelled outer wings known as the “elytra”. These are not used for flying, but to protect the beetle's flying set of wings and its body as it crawls through narrow passages and tunnels in a tree.
- The second set of wings is membranous and is folded under the elytra when not in use.
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