<span>blastocyst
The outer layers of the blastocyst turn in to the trophoblast after implantation. The trophoblast forms the placenta.</span>
It absorbs oxygen while at the same time releases carbon dioxide across its surface
To return wolves to an area, first, they must be captured from another area, transported to the desired location, be acclimated to the new location, by tagged with collars, and then released into the wild where they will be checked up on.
Answer;
Do not have a polar or charged region.
Cooking oil and gasoline (a hydrocarbon) have no affinity for water because they do not have a polar or charged region.
Explanation;
An amphipathic molecule is a molecule that contains both polar and nonpolar regions. Answer As the answer above said amphipathic molecules have two ends. A Hydrophilic end or a polar end, and a hydrophobic end or a non-polar end. Amphipathic molecules are extremely important in the human body. because they function as transporters of hydrophobic material in the hydrophilic environment of the body.
A simple example is that lipids (fat) can not circulate the body along with blood unless it is bonded to an amphipathic molecules or else lipids will not be able to move in the vessels and will make obstructions.
Answer:
Among some of the numerical abnormalities a karyotype can detect are: Down syndrome (trisomy 21), in which an extra chromosome 21 causes distinctive facial features and intellectual disabilities. Edward syndrome (trisomy 18), in which the extra chromosome 18 translates to a high risk of death before the first birthday.
Explanation:
