Answer: Vernal equinox(about March 21): day and night of equal length, marking the start of spring. Summer solstice (June 20 or 21): longest day of the year, marking the start of summer.
vernal = spring
solstice = summer
Isotonic because water is going both in and out of the cel
Rain forests are important to western medicine because the supplies needed for the medicine is provided for you in the rain forest, therefore making rain forests important for western medicine.
