1. They are made up of one singular cell.
2. ?
3. ?
Answer:
yes it is correct. the water potential and solute are both correct
After the zygote begins to divide, a fluid-filled ball of cells, called blastocyst attaches to the uterine wall.
<span>It is the stage of implantation during the prenatal development. The blastocyst consists of an inner cell mass and the outer layer -the trophoblast. Trophoblast surrounds the inner cell mass and a fluid-filled cavity - blastocoele. Inner cell mass will form embryo and trophoblast gives rise to the placenta.</span>
Answer:
<em>Involuntary </em><em>physiologic</em><em> </em><em>processes</em>
