The correct answer is: c. chordates are more closely related to echinoderms than to arthropods
The Closest nonchordate relatives to Chordates are Echinodermata. Hemichordates (such as acorn worms) and Echinodermata form the Ambulacraria which is the sister phylum of the Chordates.
Echinoderms and chordates are both deuterostomes, but the differences are that Echinoderm possess bilateral symmetry only as larvae, they have tube feet and their bodies are supported by calcite skeletons.
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explanation :
Answer:
This suggests that the round wing fruit flies are more adapted to live in the environment as compared to the curled wing fruit flies. Also, this suggests that round might be the dominant trait over the curly trait. This is because a dominant allele can show its trait even when both the alleles of a gene are different or heterozygous. On the other hand, a recessive trait will only be seen when the alleles will be the same and recessive type.
The answer will be (d)- the conclusions will be inaccurate.