The tragus is a small pointed eminence of the external ear, situated in front of the concha, and projecting backward over the meatus. It also is the name of hair growing at the entrance of the ear.
Answer:
the correct oprtion is B
Explanation:
the correct answer is b, since increasing the porosity of the contact lens allows it to work as a good method of gas exchange, simulating the lung membranes that present fenestrated capillaries that promote gas exchange. For this to happen, the permeability must always be high and therefore this is directly related to the porosity of the element with which the contact lens is made.
Answer:
Attached to hemoglobin.
Explanation:
The oxygen is important for the cellular functioning of cell. The carbon dioxide must be move out of the cell and oxygen should reach to each and every cell of the body.
Hemoglobin molecule has the ability to binds with the four molecules of oxygen. The oxygen moves in the body by binding with the hemoglobin molecules present inside the red blood cells.
Thus, the correct answer is option (a).
Answer:
A is the answer. Population growth is decreasing.
Explanation:
The formula is (birth rate + immigration) - (death rate + emigration). So, 4+10=14, 2+3+8+3= 16, 14-16 = -2. -2 is a negative number, meaning population is decreasing. Hope this helped!