
PISA-SAMPLE
Quiz by Liezel Padua
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
Question 1: CATCHING THE KILLERS
This newspaper article refers to the substance DNA. What is DNA?

Question 2: CATCHING THE KILLER S
The newspaper article says that, except for identical twins, there is only a 1 in 100 million chance that two people will have the same DNA profile.
Three students each gave an explanation of why there is such a variety of DNA.
Gina said that a person's DNA is made up at conception. It is not inherited.
Anna said that DNA can be altered by mutations to produce many different forms. Tom said that each person gets a new mix of DNA as half comes from each parent. Which one or more of the students gave a correct explanation?
CATCHING THE KILLER
