Which of the following statements is true? all multicellular organisms have specialized cells. all multicellular organisms have skeletal systems. all multicellular organisms have circulatory systems.

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

Which chemical equation is unbalanced? which chemical equation is unbalanced

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