If you could travel millions of years back in time the land masses on earth would not look lke they do today. huge areas were covered in swampy, marsh-like conditions. today, many of those previously wet areas are now dry land. so what happened to change land from wet to dry?

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?

Drag the labels to the correct location in the equation. not all labels will be used (1 kilometer = 1,000 meters, 1 hour = 60 minutes, 1 minute = 60 seconds) complete the steps necessary to convert 55 kilometers per hour to meters per second, min 60 1,000 15.28100 sec min 55 km 1 hour 5fhkem x 4 km] m x 1 hourin xoo1 min 1 km sec reset next

What do all celular activities in living organisms use as a source of energy?