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).
Answer:
The immune system is made up of two armies of cells
Explanation:
I think so~~
Answer:
The correct answer is- Rhizoids
Explanation:
Mosses are the small plants that don't bear flowers, stems, and roots and they grow in clumps. As they do not have root they developed root-like structures to anchor in the soil called rhizoids. They show a similar structure with the root hairs of higher land plants and also perform similar functions.
As mosses do not contain any stem and roots for transporting water therefore they usually grow in moist conditions where water is plenty and dry very quickly when surface water is removed.
Therefore rhizoids are the anchoring structures that mosses have instead of roots.
No any of the organelle which is bounded by membranes.
Answer:
long term development or proper utilization of plants