If someone died from chronic mercury poisoning what might be visible during the autopsy ? A-black vomit. B-mees lines. C-red coloring on their lips. D-silver eyes.

In what for do plants utilize nitrogen? why do they need nitrogen?

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !