Celery stalks that are immersed in fresh water for several hours become stiff and hard. similar stalks left in a salt solution become limp and soft. from this we can deduce that the cells of the celery stalks are
a. hypotonic to both fresh water and the salt solution.
b. hypertonic to both fresh water and the salt solution.
c. hypertonic to fresh water but hypotonic to the salt solution.
d. hypotonic to fresh water but hypertonic to the salt solution.
e. isotonic with fresh water but hypotonic to the salt solution.

relationships play a major role in a human's emotional and mental wellbeing. healthy relationships with the people around you are even linked to a smaller production of cortisol, a stress hormone.

the answer is a) a shiprock was formed by igneous process

is this for the e2020 class

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.