It has been claimed that going into space is important for scientific development. is that true? what scientific breakthroughs have come about through the space programs?

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Creating new things to solve problems and improve life depends on the close interaction of which two fields?

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