What happens to the dirt and matrix from each grid? it is discarded as trash it is burned to avoid contamination of the site it is collected for further analysis it is put back in the grid after the fossils have been removed?

What best explains the inability for life to exist in earth early atmosphere

Asap brainliest will be which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino