What systems in your body would be impacted if you were unexpectedly startled / surprised by a baseball coming towards your head? Describe / explain what that impact / side effects would "look" like

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

What process decreases the salinity of ocean water? decreased precipitationdecreased melting of glaciersincreased evaporationincreased runoff from rivers