Answer:
They all start out as a single cell and develop the same pattern of structures such as tails and pharyngeal slits. Some of those structures remain as the embryo gets older, but others go away.
Explanation:
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Son zamanlarda çok uzak bir galaksiden alınan radyo dalgası kodunu çözerek tespit edilen ve ET yaşamı hakkında birçok şüpheye neden olan kelime nedir?
You can see the structures within the organelles of the cells (e.g the structure within a mitochondria) with an electron microscope as it has a much higher resolution than light microscopes.