Lamarck’s theory of evolution differed from Darwin because he thought the driving force for evolution was use and disuse.

What makes all atoms of a particular element the same?

Which type of lipids are major constituents of cell membranes?

What are the major elements of life?

Define the following as either living or non-living? Bacteria

Use the following picture of water molecules to answer questions 22 and 23. Which arrow points to a hydrogen bond?

Use the following picture of water molecules to answer questions 22 and 23. Which arrow points to a hydrogen bond?

The figure shows:

Reproduction is NOT essential for the survival of an ______________ but is essential for the survival of the _____________.

Reproduction is NOT essential for the survival of an ______________ but is essential for the survival of the _____________.