extra nucleotide
1TOPO Cloning — is a molecular biology technique in which DNA fragments amplified by either Taq or Pfu polymerases are cloned into specific vectors without the requirement for DNA ligases. Principle The technique utilises the inherent biological activity of DNA… …
2heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …
3genetics — /jeuh net iks/, n. (used with a sing. v.) 1. Biol. the science of heredity, dealing with resemblances and differences of related organisms resulting from the interaction of their genes and the environment. 2. the genetic properties and phenomena… …
4heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… …
5Mutation — For other uses, see Mutation (disambiguation). Part of the Biology series on Evolution …
6Y chromosome — Human Y chromatid The Y chromosome is one of the two sex determining chromosomes in most mammals, including humans. In mammals, it contains the gene SRY, which triggers testis development if present. The human Y chromosome is composed of about 60 …
7Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
8Evolution — This article is about evolution in biology. For other uses, see Evolution (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to evolution. Part of a series on …
9Signal transduction — In biology, signal transduction refers to any process by which a cell converts one kind of signal or stimulus into another. Most processes of signal transduction involve ordered sequences of biochemical reactions inside the cell, which are… …
10HCN-Kanal — Sekundär bis Quartärstruktur Heteromultimer, multi pass Membranprotein …
