Which of the following is not one of the main components of the cell theory?
cells are only in plants and animals.
all living things are made of cells.
cells are the basic unit of life,

Need the diagram below, which is not drawn to scale, shows the position of the earth, moon, and sun. what type of eclipse occurs when the earth, moon, and sun are lined up in the order shown? a. planetary eclipse b. solar eclipse c. martian eclipse d. lunar eclipse

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

There are only about 250,000 known fossil species. true or false