How do magnetic stripes of iron in ocean rock provide evidence of seafloor spreading? They show when Earth's poles reversed. They show how the density of the seafloor has changed. They reveal a matching pattern on either side of the ridge. They reveal differences in the mineral composition of newly created rock. Which statement describes the cyclic nature of seafloor spreading? Continents are created. New oceanic crust is created. Volcanoes erupt and remove crust. Old crust gets thicker at subduction zones.

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay

Monarch butterflies have brightly colored orange wings with black patterns on them, making them easily visible to birds that eat butterflies and moths, yet birds rarely eat the monarchs. likewise, the monarch caterpillars are brightly striped yellow and white and black, and they also are rarely eaten by birds, although some wasps will attack them and feed them to their young. what can be inferred from these observations? monarchs must threaten and attack birds, but not wasps. monarchs have a way of discouraging bird predation that does not involve hiding. monarchs’ wings are so colorful that most birds must find them difficult to eat. monarchs lay more eggs than other less conspicuous butterflies.