1- outer membrane 2- inter membrane space
There are three types of bone cells. Osteoclasts, Osteoblasts, and Osteocytes. Osteoblasts are bone cells that use collagen and protein to form new bone if it is needed. Osteoclasts come from bone marrow and are large cells that dissolve bone. Osteocytes are cells found on the inside of bones. Osteocytes can sense if there is a crack in the bone and then be surrounded by new bone as it heals.
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Answer:
A single phospholipid molecule has a phosphate group on one end, called the “head,” and two side-by-side chains of fatty acids that make up the lipid “tails. ” The phosphate group is negatively charged, making the head polar and hydrophilic, or “water loving.” The phosphate heads are thus attracted to the water
Explanation:
Answer:
The correct answer is- transverse tubules.
Explanation:
Transverse tubules are the membranous channel that extends inward from the muscle cell, these are the actually the addition or extensions of the cell membrane that invade into the center of muscles cells except smooth muscles.
The role of the transverse tubules is to generating the stimulus or signals from the sarcolemma to down in the cell. Sarcolemma are the surface of the cells in muscles.
Thus, the correct answer is - transverse tubules.
The most likely answer is B, increased significantly. This is so, because of the vast amount of cars, and factories, still in use.So, based upon the statistics and the levels of pollution all over the world, I would have to answer B.