<span>Both protexts the organisms' organelles which are inside the cell.
Animal Cell: Cell Membrane
Plant Cell: Cell Wall
Cell
wall is present only in plants, it is not found in all organisms.
Compared to the cell membrane, a cell wall is thick and has a rigid
structure. You can see it in a light microscope, because it is visible.
It serves as the protective cover that surrounds the plasma membrane in a
plant cell. Cell membrane is composed of lipids. Cell walls can be made
up of cellulose or peptidoglycan or chitin.<span> </span></span>
Answer:
Right posterior oblique position.
Explanation:
The obtruator foramen is the opening created by the ischium and pubis bones of the pelvis. This obtruator is triangle in shape in females and oval shape in males.
When the right obturator foramen has been narrowed, the coccyx and sacrum has been rotated toward the left hip and the right ischial spine has been demonstrated without the pelvic brim of the superimposition. This represents the RPO (right posterior oblique position.
The outer boundary of cytoplasm is the answer
Numerous barriers can prevent sperm from reaching and fertilizing the egg, this can be that the Sperm may be defected, or lack the required number of mitochondria needed to help move the sperm. Also, if sperm had already fertilized the egg, there is a change that takes place to the membrane surrounding the egg preventing further sperm from fertilizing.
