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B1 G,C,DNA

Genes, Chromosomes and DNA B1

QuestionAnswer
What is a nucleus? The part of a cell that contains the genetic material in the form of chromosomes.
What do genes control? The development of characteristics.
What is an allele? A different version of the same gene.
Give an example of an allele. Blue or brown eyes characteristics caused by different alleles.
What are the sizes of things in the nucleus? DNA is the smallest, then genes, then chromosomes.
How does DNA make a chromosome? DNA is coiled up to form the arms of the chromosome.
Created by: GuyBrazier