¿Cuál es el motivo que obliga a los organismos a mantener una interrelación constante?

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

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

Why do you suppose the structural polysaccharide cellulose does not contain branches?