The difference between mitosis and meiosis

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

The cluster of developing cells from conception until birth is called an

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