Fred is late for college. As he hurries down the street, he is talking to Rita on his mobile. In the other hand he has a letter to post ...
The pattern of our fingerprints is set up by our genes. Just like with other genes, though, the environment can change how we turn out.
While you were growing inside of your mother, you touched the amniotic sac. When you touched it during weeks 6-13, the patterns of your fingerprints were changed. This is why identical twins have different fingerprints.
Quick Check: True or False
1. Fraternal twins are not identical.
2. Gene mutations create identical twins.
3. Every individual is different.
4. Fingerprints are affected by the environment
5. Your fingerprint changes before you are born.
Read about a recent 'wrong twin' murder case.
Why 'identical twins genes are not identical'?
How police might approach identical twin DNA problem
Quick Check: Answers 1.T 2. F 3.T 4. T 5. T
Fred is late for college. As he hurries down the street, he is talking to Rita on the phone. In the other hand he has a letter to post ...
Read about a very strange wedding. Then listen to Fred and Rita talking about it:
Now listen to Fred's opinion about this story - Rita, of course, does not agree. What do you think? Was the bride 'lucky'?