This Week in Science

In this week's Science, researchers from the Karolinska Institute report the results of an analysis of genome-wide allelic expression patterns in individual cells of mouse preimplantation embryos. They found "abundant" monoallelic expression of autosomal genes and that the expression of the two alleles occurs independently.

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National Geographic reports that marine mammals have lost a gene that could make them more susceptible to organophosphate damage.

NPR reports on Human Cell Atlas Consortium's effort to catalog all the different cell types within the human body.

The Union of Concerned Scientists surveyed US government scientists about Trump Administration policies and more, Science reports.

In PNAS this week: history and genetic diversity of the scarlet macaw, approach for predicting human flu virus evolution, and more.