In general, the blastomeres of this region form the ectodermal tissues.  

A.  animal pole
B.  vegetal pole
C.  equator region
D.  membrane


A.  animal pole

Biology & Microbiology

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1. Hypothesize an evolutionary relationship among the bipinnaria larva of echinoderms, larval and adult tunicates, and lancelets.

What will be an ideal response?

Biology & Microbiology

What are the correct order of the basic steps of the scientific method?

a. observe --> hypothesize--> predict --> experiment --> interpret b. predict --> hypothesize --> experiment --> observe --> interpret

c. hypothesize --> observe --> predict --> experiment --> interpret d. observe --> predict --> hypothesize --> experiment --> interpret e. hypothesize --> predict --> experiment --> observe --> interpret

Biology & Microbiology

________ is an intramolecular post-translational process that allows for self-catalytic removal of specific amino acid sequences

Fill in the blank with correct word.

Biology & Microbiology

What property of restriction enzymes allows DNA from different organisms to be combined?

A) Restriction enzymes cut only small transformable fragments, not large chromosomal DNA. B) Restriction enzymes cut DNA randomly, so any DNAs might be combined. C) Because restriction enzymes are naturally found in bacteria, they cut all transformed DNA. D) If the same restriction enzyme cuts two different DNAs, the ends are complementary.

Biology & Microbiology