Asolution should be in order to prevent water gain or water loss in a cell. hypotonic hypertonic isotonic

The answer is isotonic.

In order for the solution to prevent water loss or water gain is it has to be an isotonic solution. An isotonic solution refers to a solution where there ae equal amount of solute inside and outside the cell. With equal amount, there will be no water movement preventing from loss or gain.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

the missing space is phylum