Answer:I think it’s answer D-Were formed by water based solution , water makes everything more flat and smooth , I’m not sure though
<span>Building close peer relationship to achieve acceptance in society
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Embryologist study embryos because Embryology is central to evolutionary developmental biology ("evo-devo"), which studies the genetic control of the development process (e.g. morphogens), its link to cell signalling, its roles in certain diseases and mutations, and its links to stem cell research.
Hypotheses must be provable. If scientists cannot prove a "hypothesis" right or wrong, they need to change it to a legitimate hypothesis - something you can prove.
If it is proven wrong, they can change certain aspects of it to make a more specific experiment.
Because a spring is from where the water table is too high
