Question

.1/7 origins of dna/rna (dg)

what does luca stand for in biology?

○ latest unknown carbon asset

○ large universal cellular atom

○ last universal common ancestor

○ living under chemical alterations

Explanation:

In biology, LUCA is a well - known term. The correct expansion of LUCA is "Last Universal Common Ancestor", which refers to the most recent organism from which all organisms now living on Earth (and also all extinct organisms) have descended. The other options do not match the biological definition of LUCA.

Answer:

C. Last Universal Common Ancestor