I know that fish and marine animals are affected by this I'm not sure why its difficult to manage tho
Cells with a nucleus are called Eukaryotes. Eukaryotic cells also have membranes around the organelles. Cells without a nucleus are called Prokaryotes. Prokaryotic cells do not have membranes around their organelles.
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The human nervous system starts to form very early in the embryo’s development. At the end of the gastrulation phase, an elongated structure, the notochord, is laid down. The embryo thereby changes from a circular organization to an axial one—a critical step in the development of its nervous system.
Yes, also 50% is half marks so either way it’ll still be a pass!!
Answer:
C
Explanation:
I'm an astronomy nerd so i understand this stuff