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• Select Epigenetics

  1

  Epigenetics

  Authors:Brenda Wilmoth Lerner and K. Lee LernerFrom:The Gale Encyclopedia of Science (Vol. 3. 6^th ed.)

  20211,059 words Topic overview 1560LEpigenetics is the branch of genetics that studies how gene expression changes due to external factors and how those changes can be inherited over generations. Scientists have discovered that certain factors can turn a...
• Select Developmental Processes

  2

  Developmental Processes

  Author:Peter EnsmingerFrom:The Gale Encyclopedia of Science (Vol. 2. 6^th ed.)

  20211,331 words Topic overview 1330LDevelopmental processes are the series of biological changes associated with information transfer, growth, and differentiation during the life cycle of organisms. Information transfer is the transmission of...
• Select Embryology

  3

  Embryology

  Authors:Lois Magner and K. Lee LernerFrom:The Gale Encyclopedia of Science (Vol. 3. 6^th ed.)

  20211,308 words Topic overview 1270LEmbryology is the study of the development of organisms. This is as true of plants as it is of animals. Seed formation proceeds following fertilization in higher plants. The seed consists of the embryo, the seed coat,...
• Select Epigenomics

  4

  Epigenomics

  From:Epigenomics

  20151,319 words Article 1220LWhat is the epigenome? The epigenome is a multitude of chemical compounds that can tell the genome what to do. The human genome is the complete assembly of DNA (deoxyribonucleic acid)-about 3 billion base pairs--that...