During which year was the population of the united states about 150,000,000? a. 1930 b. 1940 c. 1950 d. 1960

Asap! how does the distance between two objects affect the force of gravity? how is the moon dependent on the sun?

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?