. How can asexually reproducing organisms gain some genetic diversity? *
Option 1
A) meiosis
B) mitosis
C) mutations
D) crossing over

of those who start drinking before they're 15 will develop alcohol dependence

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

a covalent bond, specfically triple bond