How are physical properties of matter observed? Using your five senses.
Through experiments.
Only using a microscope.
Only using a telescope.

What is used to keep track of the gamates and possible offsprings combination

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

Aplant may open end close its stomata to prevent excess water loss and maintain