Answer:
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These structures are called Vestigial structures, they resemble structures from the organism's ancestors, but don't have a real purpose for them now.
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There are 44 chromosomes in the rabbit's somatic cells.
An extra chromosome will produce an aneuploidy. It may have severe consequences on the resulting zygote.
<h3>Aneuploidies and chromosome abnormalities</h3>
The term 'chromosome abnormalities' refers to different types of problems that occur in meiosis which are associated with the disjunction of chromosomes.
The most common chromosomal abnormality is called aneuploidy, which means an abnormal number of chromosomes.
Aneuploidy is caused by the presence of an extra or due to the lack (missing) of a chromosome during meiosis.
For example, a trisomy is an aneuploidy due to the presence of an extra chromosome (three copies of the same chromosome instead of two).
Learn more about aneuploidy here:
brainly.com/question/2130641
Answer:
scientist has estimated that over 8.7million species in the world of plants and animals in existence, though as few as 6.5million on land and 2.2million in the ocean