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Pre-reading
Using the following questionnaire, interview your classmates, colleagues, family,
and friends. Answers are provided in the answer key.
Questionnaire A B C
- What is a genome?
a. A group of related genes
b. The complete set of a species’ genes
c. Someone who studies genes - How many chromosomes does one human cell
contain?
a. 40
b. 46
c. 48 - What do we call the genes that determine gender
(male or female)?
a. X/Y
b. A/B
c. M/F - About how many genes are there in the human
genome?
a. 2,500
b. 20,500
c. 205,000 - How many nucleotides make up DNA?
a. 2
b. 4
c. 6 - Where do genes come from?
a. The mother
b. The father
c. Both parents
The Human Genome
Project
Writing the book of life