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Home » Phenotype vs. Genotype

Phenotype vs. Genotype

By Janice VanCleave

Phenotype is the outward physical manifestation of an organisms (living things) determined by the genotype, which is the  internally coded, inheritable, information called DNA.

The dog has long pink hair. Having long hair is a phenotype, but the pink coloring is a dye. The dog’s natural hair color is white.

A girl is holding a dog with hair dyed pink; the phenotype of the dog is not inherited.

All phenotypes are inherited and include the size and shape of a bird’s beak, and the spines on a cactus.

DNA stands for the chemical name, deoxyribonucleic acid.

While DNA might be considered a topic for high school, but elementary student can easily separate DNA. See the DNA Index for ideas for Extracting DNA. 

A model for the DNA molecule available from Education Innovation.



124082: Human Body Human Body

 

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Filed Under: Biology

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The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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