Which of the following is the rigid, solid layer of the upper mantle that is connected to the crust? (3 points)
asthenosphere
atmosphere
lithosphere
mesosphere

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound

What processes take place before the mature mrna exits the nucleus?