Which of the following gives sexual reproduction an advantage over asexual reproduction?
a. sexual reproduction often requires two parents to be present.
b. sexual reproduction increases genetic diversity.
c. sexual reproduction produces genetically identical offspring.
d. sexual reproduction happens more quickly than asexual reproduction

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