Which of the following is not true of enzymes?

If a robot fixed another robot is it a engineer or doctor?

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

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell