Explain how a defiancy of magnesium could cause yellows leaves or stunted growth

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Tides that occur during the new and full moons

What type of plant is good for a bioassay and where can i buy it? i only have a month.