Answer:
I believe the answer is A because if shrimp eat phytoplankton, and squid eat shrimp this should work. I am not positive but I hope this helps.
Centromeres split apart during anaphase.
spindle fibers pull the to sister chromatids apart.
Answer:Amphibians evolved during the middle of the Devonian period (416 to 359 million years ago) from the lobe-finned fish of the vertebrate class Sarcopterygii. Species within the genus Ichthyostega (members of the Labyrinthodontia subclass) are considered by some scientists to be the earliest amphibians.
Explanation:
Its D, because i had this problem on a test, and of course i figured out the answer the hard way... lol
Alpha helices and Beta pleated sheets make up the secondary structure of protein.