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A gene is a locus (or region) of DNA which is made up of nucleotides and is the molecular unit of heredity. <sup>:Glossary</sup> The transmission of genes to an organism's offspring ...

What is a DNA code for one hereditary trait called - Answers.com


The DNA code for one hereditary trait is called a gene.

What is genetics and heredity?


Heredity is the passing on of characteristics from one generation to the next. It is the ... Through heredity, living things inherit traits from their parents. Traits are ... Genes are made of a chemical called DNA (deoxyribonucleic acid). Genes are ...

Heredity flashcards | Quizlet


Codon. This is a 3 letter sequence of DNA or messenger RNA code that stands for .... This is an organism that has two different alleles for the same genetic trait. ... This means that traits are passed to offspring independently of one another. .... of a fatty substance called ganglioside accumulate in the nerve cells in the brain.

The Genetic Basics: What Are Genes and What Do They Do? - A ...


Segments of DNA called "genes" are the ingredients. Each gene adds a ... in the living organism. You need only one dominant allele to express a dominant trait. ... There are several ways the genetic code can be altered. Sometimes genes are ...

What Is a Gene? - KidsHealth


Why does one kid have green eyes while another kid's eyes are brown? ... Or if your mom has freckles, you might have freckles too because you inherited the trait for freckles. ... Genes are found on tiny spaghetti-like structures called chromosomes (say: ... The chromosomes and genes are made of DNA, which is short for ...

Each Organism's Traits Are Inherited from a Parent through - Nature


... that genes correspond to one or more DNA sequences that carry the coding information ... which he called traits, were passed down to successive generations. ... that carried the information about these traits from one generation to the next.

Inheritance of Traits by Offspring Follows Predictable Rules | Learn ...


A trait in one generation can be inherited, but not outwardly apparent before two more ... principles of inheritance that described the transmission of genetic traits before genes ... In the case of the fruit fly, the allele that codes for brown body color is ... trait associated with that genotype is called the phenotype of the organi...

Genes and Chromosomes - Fundamentals - Merck Manuals ...


A gene is a segment of DNA containing the code used to synthesize a ... A trait is any gene-determined characteristic and is often determined by more than one gene. Some traits are caused by abnormal genes that are inherited or that are the ... The steps of the staircase consist of pairs of four types of molecules called ...

Inherited Human Traits: A Quick Reference - Learn Genetics

learn.genetics.utah.edu/content/inheritance/activities/pdfs/Inherited Human Traits Quick Reference_Public.pdf

interact in what is called a dominant or a recessive manner. ... While a few traits are due to only one gene (and its alleles), most genetic .... This gene codes for.

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Glossary of Terms


The sequence of DNA bases codes for the amino acid sequence of proteins. ... Each gene is a segment of DNA that carries instructions for producing the chainlike molecules that ... Hybrid - An organism that has heterozygous alleles ( or genes) for one or more traits. ... Mendel, Gregor - So-called "father of modern genetics".

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


The small regions that code for proteins are called genes, and proteins are responsible ... The genetic code dictates which proteins the cell manufactures. ... an enzyme complex to an appropriate spot on one of the organism's chromosomes.

Basic Principles of Genetics: Glossary of Terms


a large organic molecule that stores the genetic code for the synthesis of proteins . ... Approximately 1 in 700 females are carriers of the gene for this trait. .... This disease is also called Huntington's chorea click this icon to hear the preceding ...