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genes

QuestionAnswer
how many chromosomes does a human have? each cell normally contains 23 pairs of chromosomes, for a total of 46
What is Chromatin and its job? Chromatin is a mixture of DNA and protein and its job is to package and organize DNA within the nucleus of eukaryotic cells
3 Parts of a DNA Phosphate Group.,2-deoxyribose sugar,A nitrogen containing base.
What are the Nitrogeneous bases? adenine (A), thymine (T), cytosine (C), and guanine (G)
what is a codon? a three-letter genetic sequence found in DNA
what is a nucleotide A molecule that is the basic building block of the nucleic acids DNA
what is amino acid/proteins Amino acids are the fundamental building blocks of proteins
what is gene a unit of heredity, a section of DNA that carries the instructions for building proteins
what is phenlyketonuria a rare inherited disorder that causes an amino acid called phenylalanine to build up in the body
How does down syndrome form? when someone has a extra chromosomes
what in huntington a progressive brain disorder caused by a defective gene that leads to the breakdown of nerve cells in the brain, ultimately
how does a transgenic organism happen living things, like plants, animals, or microorganisms, whose genomes have been altered by introducing DNA from another species
what is genetic engineering the process of altering the DNA of an organism to change its traits, often through the use of recombinant DNA technology
what is a form of mutation errors in DNA replication during cell division, exposure to mutagens or a viral infection
what is mutagens Anything that causes a mutation (a change in the DNA of a cell
what is cloning the process of creating genetically identical copies of a biological entity,
Created by: hassanh
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