Animal Kingdom
In sea urchin DNA, which is double stranded, 17 % of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this DNA are
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Single Choice
Echinoderms resemble chordates in having
ASimilar endoskeleton structures
BEnterocoelous method of coelom formation
Correct Answer
CRadial symmetry
DSimilar larvae
Solution
The coelom originates by out-pouching of the archenteron during gastrulation. Each pouch then expands and its mesoderm lines the gut on the inner side and body wall on the outer side. This method of coelom formation is called as enterocoelous. It is shown by deuterostomes, such as chordates and echinoderms. Hence, option B is correct.
SIMILAR QUESTIONS
Animal Kingdom
Presence of pedicellariae is the characteristic of
Animal Kingdom
The animal that has tube feet is:
Animal Kingdom
Which of the following echinoderm animal belongs to class Crinoidea?
Animal Kingdom
Echinoderms are characterized by:
Animal Kingdom
Which of the following echinoderm remain attached to some objects at some stage of life, has no pedicellariae and tube feet are without suckers?
Animal Kingdom
Which of the following echinoderm is not marine?
Animal Kingdom
In starfish at the aboral end near the anus, a plate-like porous structure is found and is called:
Animal Kingdom
Aristotle's lantern' is found in
Animal Kingdom
Radially symmetrical animals may occur in
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