Answer:
The region where the embryoblast contacts the trophoblast is called the embryonic pole. ... Just before implantation, the cells in the embryoblast start to differentiate into two layers - the epiblast (primary ectoderm), and an internal layer of cuboidal cells called the hypoblast (or primary endoderm).
I believe it is B but I’m not 100% sure
At low temperature, the increase of temperature causes the rate of enzyme-catalyzed reaction increase.
Answer: A. herbivorous birds that are able to migrate great distances.
Explanation:
Herbivorous birds that are able to travel great distances will simply fly from section to section to look for whatever food that they want.
The division of the forests is therefore irrelevant to these birds unlike other animals such as mammals which would have to travel great distances in order to get to another sector. Sectors would therefore keep such animals away from other organisms in other sectors in order to protect the uniqueness of both.
Paramecia that live in salt water however do do not have contractile vacuum because when the salt outside of the pan lithium is higher that the amount of salt inside of teriyaki on them they need all the waters freaking gay so do not need contractile that yours to contract