<span>A Small cell has a large surface area/volume ratio and therefore can exchange molecules with it's external environment rapidly.
So, Here cell with ratio 6:1 is smaller and have ability to better transportation across it's membrane as compared to other cell with ratio 3:1
Hope this helps!</span>
When blood<span> sugar drops too low, the level of insulin declines and other cells in the pancreas release glucagon, which causes the liver to turn stored glycogen back into</span>glucose<span> and release it into the </span>blood<span>. This brings </span>blood sugar levels<span> back up to normal.</span>
Certain vaccines are live which means they are putting the actual virus into the patient thought the injection. This means people who are immune compromised can’t have these because they will get very sick. This is the only way I know how to answer
That can be true. Everyone (mother) is different. That usually goes away after nursing for awhile.
The endosymbiosis explains how eukaryotic cells may have evolved from prokaryotic cells.