Table of Contents Meiosis Definition Meiosis is defined as the process of cell division that results in the formation of a haploid "daughter" cell with the same haploid chromosomal number…
Table of Contents Homogeneous Definition Homogeneous can be defined as "the same" or "similar." It can be used to describe things that have similar characteristics. Homogeneous substances, for example, are…
Table of Contents What is Hyaline Cartilage? Hyaline cartilage tissue is a kind of cartilage tissue that is also known as hyaline connective tissue or hyaline tissue. It's the most…
Table of Contents Hyperosmotic Definition The word "hyperosmotic" comes from two Greek words: "hyper," which means "excess," and "osmos," which means "thrust" or "push." A solution that exerts more thrust…
Table of Contents Mutagen Definition A mutagen is a chemical or agent that alters the DNA sequence by causing DNA impairment. Mutation is the term for this change in DNA…
Table of Contents Myocardium Definition The myocardium is the muscular layer of the heart. It consists of cardiac muscle cells (cardiac myocytes [also known as cardiac rhabdomyocytes] or cardiomyocytes) arranged…
Table of Contents Polygenic Trait Definition A polygenic trait is a characteristic, sometimes we call them phenotypes, that are affected by many, many different genes. A classic example of this…
Table of Contents Pioneer Species Definition Pioneer Species are those organisms that begin the formation of an ecological community in a region where no living forms currently exist. What is…
Table of Contents Null Hypothesis Definition The term "null hypothesis" refers to "a generally held belief (such as that the sky is blue) that researchers seek to refute or invalidate."…
Table of Contents Primary Succession Definition Ecological succession refers to the gradual evolution of a group of species or a community through time, such as decades or millions of years.…