What is the evidence that paramecia are living? give examples of how they do each of the function of living things.

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Diagram of the evolution of land plants?

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes