According to science writer Clare Smith for SeattlePi, the cell membrane<span> is kept from</span>collapsing<span> by its phospholipid bilayer, maintenance of the correct temperature, a cytoskeleton and </span>cell<span> junctions. These are necessary because the </span>cell membrane<span> is one of the most crucial components of a </span>cell<span>. Hope it helped!</span>
C.
asexual means only one parent while sexual reproduction needs sperm and eggs
<span>Endorphin. Endorphin are pepetide hormones secreted by the central nervous system and the pituitary gland. They inhibit the transmission of pain signals; they also produce a feeling of euphoria very similar to the ones produced by other opioids. Its 1 production is usually triggered by various human activities although they are produced in response to pain. Carrying out frequent exercise usually stimulates the release of beta-endorphin in the human brain known as runner's high. This is the probably the reason Mobombi could finish the race pain free.</span>
To calculate the population density, you will divide the population by the size of the area. Hope I helped!
