An ecologist is studying the egrets, herons, marsh crabs and marsh grass but not the water or the amount of salt in the water of the salt marsh. What level of ecological organization is he studying? *

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these

Which is the most likely reason the writer of the play pygmalion chose to change the character of galatea from a statue to working-class woman?