Web Results

en.wikipedia.org/wiki/Introduction_to_genetics

A long molecule that looks like a twisted ladder. It is made of four types of simple units and the ... Traits determined by genes can be modified by the animal's surroundings (environment): for example, the ... Chromosomes all contain DNA made up of four nucleotides, abbreviated C (cytosine), G (guanine), A (adenine), or T ...

en.wikipedia.org/wiki/Genetics

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 primary principles of genetics in the 21st ... Gene structure and function, variation, and distribution are studied within the context of the cell, the organism ...

www.answers.com/Q/Structures_which_contain_the_genes_for_the_traits

A gene is the basic genetic unit that is used to code for something (proteins, usually). How different genes interact determines things like what you look like, etc.

www.nature.com/scitable/topicpage/each-organism-s-traits-are-inherited-from-6524917

Today, most scientists agree that genes correspond to one or more DNA ... into structures called chromosomes, and that somatic cells contain twice as many ...

www.scienceclarified.com/scitech/Genetics/Genes-and-DNA.html

It is composed of DNA (deoxyribonucleic acid), which contains genetic ... Genes determine traits because they function as a code that tells structures in the ...

www.msdmanuals.com/home/fundamentals/genetics/genes-and-chromosomes

A chromosome contains hundreds to thousands of genes. ... A trait is any gene- determined characteristic and is often determined by more than one gene. ... Thus, the entire structure and function of the body is governed by the types and ...

geneed.nlm.nih.gov/topic_subtopic.php?tid=15

Find information, videos, and activities about DNA, genes, chromosomes, the building ... DNA is made out of two long, twisted strands that contain complementary ... a tour of a typical human cell, moving from larger to smaller cell structures (i.e., from ... tutorials on DNA, genes, chromosomes, protein, heredity, and traits.

www.cccoe.net/genetics/heredity.html

Heredity is the passing on of characteristics from one generation to the next. ... Tiny biochemical structures inside each cell called genes carry traits from one ...

www.encyclopedia.com/science-and-technology/biology-and-genetics/genetics-and-genetic-engineering/chromosomes

A chromosome is a structure that occurs within cells and that contains the cell's ... very long, coiled structure that contains many identifiable subunits known as genes. ... he assumed that genetic traits were somehow transmitted from parents to ...

kidshealth.org/en/kids/what-is-gene.html

Each cell in the human body contains about 25,000 to 35,000 genes. Genes carry the information that determines your traits (say: trates), which ... Genes are found on tiny spaghetti-like structures called chromosomes (say: KRO-moh- somes).