Which sample is the closest match to the marker

B.

C.

A.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

In which way are mercury and venus similar? they both rotate from east to west. they are both small and rocky. they both have thick atmospheres. they both are similar to earth in structure.