A que nos ayudan los grupos a identificar en la tabla periodica

What best describes lactic acid fermentation?

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.