<span>Homologous chromosomes exchange DNA during meiosis in a process called crossing-over. Crossing-over sometimes involves an unequal swapping of DNA. Basically one chromosome in the pair gets extra DNA.</span>
Answer:
difference between inhalation and fermentation ?? SVT
Please reply! In addition to this, you need to know more about it.
The correct answer is that the yolk provides nutrients for the embryo. Hope this helps.
Ecosystem and pond,
not sure though but good luck !
They evolved over time from older species.<span>
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