The second law of thermodynamics states that in a closed system, entropy will increase, meaning that complex things should break down into simpler ones. evolutionary theory suggests that living things have become more complex over time. how can this be explained?

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

When analyzing tree rings, what do scientists assume a thin ring indicates?

Can a trait be both polygenic and have multiple alleles? explain why or why not.