A student has made a simple clay model that shows the motion of one type of plate boundary. Which type of plate boundary is the student modeling? Explain your answer.

The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane

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

People with one sickle cell allele are not likely to get malaria. what is this an example of?