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Genetics is the study of genes, genetic variation, and heredity in living organisms. It is generally ... Trait inheritance and molecular inheritance mechanisms of genes are still ... definition of a...

A portion of DNAwhich codes a specific hereditary trait - Answers.com


A gene.

What Are the Small Parts of DNA That Code for a Trait? | Education ...


Only 2 percent of a person's DNA codes for proteins. ... regions that code for proteins are called genes, and proteins are responsible for an individual's traits.

Genes and Chromosomes - Fundamentals - Merck Manuals ...


A gene is a segment of DNA containing the code used to synthesize a protein. ... A trait is any gene-determined characteristic and is often determined by more ...

Glossary of Behavioral Genetics Terms


Allele The various sequences of DNA nucleotides for a locus or gene. ... E.g., the sequence adenine-adenine-adenine (AAA) codes for the amino acid phenylalanine. ... Congenital A trait or disorder that is present from birth; may be due to genes ... Exon A nucleotide sequence within a gene that contains part of the blueprint ...

How are traits passed on through DNA? - Scientific American


Nov 30, 1998 ... The traits of a living thing depend on the complex mixture of interacting ... DNA consists of four different sugars that interact with each other in specific ways. ... DNA for a blue-eyes gene is copied as a blue-eyes RNA message. ... Scientific American is part of Springer Nature, which owns or has commercial ...

HEREDITY (ordinary level) - Leavingbio.net

leavingbio.net/HEREDITY-ORDINARY LEVEL.htm

Gene Expression DNA Chromosomes Non-coding Genes The Structure of DNA ... the production of protein which is the production of the animal or plant part. ... Each one codes for a specific protein by specifying the order in which amino acids ...

Heredity flashcards | Quizlet


This is a trait that is a blend of the dominant and recessive gene; inheritance ... This is the only part of a DNA/RNA nulceotide that changes. .... This is one form of RNA that transports a specific amino acid to a ribosome during protein synthesis.

DNA, genes and chromosones - Novozymes


An introduction to DNA, genes and chromosones - learn how it all starts. ... The traits of a human being, for example, are based on the expression of ... DNA is the starting point for every part of our body. ... A specific sequence of letters, or bases, makes up a word, or gene. ... Every gene in the DNA codes for one protein .

How is genetic information stored? - nchpeg


DNA. Genetic information is stored within the chemical structure of the molecule DNA. ... Each gene provides a blueprint for a specific protein or proteins. ... of genetics (as opposed to environment) to a given trait or condition of interest. The …

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What are the segments of DNA that code for specific inherited traits ...


They are called genes. ... What are segments of DNA that control specific traits? ... A segment of DNA that codes for a specific trait of an organism is called a? gene. ... The allele is the portion of DNA which code a specific hereditary traits.

Glossary of Terms


The sequence of DNA bases codes for the amino acid sequence of proteins. ... alleles (or genes) for a specific trait are equally strong: a mixture of the two phenotypes ... Each gene is a segment of DNA that carries instructions for producing the ...

Glossary :: DNA from the Beginning


A recessive trait or disorder develops when two copies of the gene are inherited. ... G. gene: A portion of DNA that contains instructions for making a protein. ... GeneChips®: A process of making and embedding specific DNA sequences onto a ...