I need the answers for both

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

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean