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Two principal organelles in eukaryotes that were apparently derived from different types of bacteria are the
Q1: Fungi exist mainly in the form of
Q4: Scientists studying a group of related bird
Q4: Which one of the following statements about
Q10: One of your closest fish relatives is
Q12: Of the following features, which is the
Q12: Very rapid speciation occurred when cichlid fishes
Q13: A defining characteristic of eukaryotic organisms is
Q15: In a 32-cell stage tunicate embryo, vegetal
Q27: Indirect development in sea urchins involves the
Q47: Zygospores are used to resist harsh conditions.