EBK GENETICS: FROM GENES TO GENOMES
EBK GENETICS: FROM GENES TO GENOMES
6th Edition
ISBN: 9781260041255
Author: HARTWELL
Publisher: MCGRAW HILL BOOK COMPANY
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Chapter 1, Problem 3P

The size of one copy of the human genome is approximately 3 billion base pairs, and it contains about 27,000 genes organized into 23 chromosomes.

a. Human chromosomes vary in size. What would you predict is the size of the
average chromosome?
b. Assuming that genes are spread evenly among chromosomes, how many genes
does an average human chromosome contain?
c. About half of the DNA in chromosome contains genes. How large (in base pairs)
is an average human gene?
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