B1 (You and your genes) keywords 0.0 / 5 ? BiologyYou and your genesGCSEOCR Created by: Kayla FollettCreated on: 12-05-16 10:28 Variation Differences between individuals of the same species. 1 of 22 DNA Molecules that code for genetic information and make up chromosomes. 2 of 22 Gene A small section of DNA of a chromosome that determines a particular characteristic 3 of 22 Chromosome A long molecule found in the nucleus of all cells containing DNA. 4 of 22 Nucleus The control center of a cell, containing DNA 5 of 22 Proteins Large organic compounds made of amino acids. 6 of 22 Allele An alternative form of a particular gene. 7 of 22 Homozygous When a pair of alleles for a characteristic are the same. 8 of 22 Heterozygous When a pair of alleles for a characteristic are different. 9 of 22 Genotype The genetic make-up of an organism. 10 of 22 Phenotpye The characteristics shown by an individual. 11 of 22 Sex-determining region Y A sex-determining gene on the Y chromosome in humans and other primates. 12 of 22 Huntington's disease A hereditary, degenerative disorder of the central nervous system. 13 of 22 Cystic fibrosis A recessive hereditary disorder that mainly affects the lungs and digestive system. 14 of 22 Fetus An unborn human/animal baby. 15 of 22 IVF A technique in which egg cells are fertilised outside the female body 16 of 22 PGD (Pre-implantation Genetic Diagnosis Involves removing a cell from an embryo at an early stage of development and testing it for genetic disorders. 17 of 22 Clone An organism genetically identical to the parent. 18 of 22 Asexual reproduction New offspring are reproduced that are identical to the parents. 19 of 22 Stem cell A cell of a human embryo or adult bone marrow that has the ability to differentiate. 20 of 22 Embryonic stem cell A cell able to differentiate, originating from an embryo cell. 21 of 22 Adult stem cell A cell able to differentiate, originating from an adult cell 22 of 22
Comments
No comments have yet been made