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https://answers.yahoo.com/question/index?qid=20080116133411AAsa55f
Protostomes vs. Deuterstomes. Bilaterally symmetrical organisms with a one-way digestive tract (that is, one where food enters a mouth and exits from an anus) can also be distinguished on the basis of how the openings into the gut are formed.
http://bio.rutgers.edu/~gb102/lab_2/3i4m-blastopore.html
During maturation of some animals it evolves into the anus or the mouth; in others it is covered over and contributes to the canal joining the primitive gut with the cavity of the neural tube, the primitive nervous system. blastopore synonyms. blastopore usage examples and blastopore quotes. ... blastopore definition.
http://www.bio-medicine.org/Biology-Dictionary/blastopore/
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http://www.biology-online.org/dictionary/Blastopore
In the echinoderms, chordates, and hemichordates (Lab 4) the blastopore forms the anus, and a new opening forms for the mouth. These groups are called deuterostomes or deuterostomate phyla.
http://bio.rutgers.edu/~gb102/lab_2/3i4m-blastopore.html
Answers. Best Answer: A blastopore is a hole that develops during the embryotic stages of development. It is a hole that enters the main gut of the animal and it either develops into the mouth or the anus depending on whether the organism is a protostome (mouth first) or deuterostome (mouth second).
https://answers.yahoo.com/question/index?qid=20080116133411AAsa55f
Protostome derives from the Greek word protostoma meaning first mouth whereas Deuterostome's etymology is second... the opening by which the cavity of the gastrula, an embryonic stage in animal development, communicates with the exterior.
http://www.bio-medicine.org/Biology-Dictionary/blastopore/
Blastopore. A blastopore is an opening into the archenteron during the embryonic stages of an organism. The distinction between protostomes and deuterostomes is based on the direction in which the mouth (stoma) develops in relation to the blastopore.
http://www.bio-medicine.org/Biology-Dictionary/blastopore/
Noun. 1. the opening into the archenteron (hypernym) ... Blastopore-Wikipedia, the free encyclopedia. A blastopore is an opening into the archenteron during the embryonic stages of an organism.
http://www.bio-medicine.org/Biology-Dictionary/blastopore/
what is a blastopore
Blastopore is an opening into the archenteron during the embryonic stages of an organism. The blastopore is an opening into the archenteron during the embryonic stages of an organism.