Asked by Elena Cornejo on Jul 04, 2024
Verified
Scott Kelly spent a year in space and when he returned, 7% of his genes were expressing themselves differently than the genes of his identical twin, Mark Kelly. This case study helps scientists understand more about __________.
A) epigenetics
B) percent of variance
C) contrast effect
D) discrepancy detection
Epigenetics
The study of how behaviors and environment can cause changes that affect the way genes work without altering the DNA sequence.
- Explain the role of epigenetics in expressing genes differently based on environmental factors.
Verified Answer
LG
lisbeth galan liberatoJul 09, 2024
Final Answer :
A
Explanation :
The fact that Scott Kelly's genes were expressing themselves differently than his identical twin after a year in space suggests that environmental factors can impact gene expression, which is a key concept in the field of epigenetics.
Learning Objectives
- Explain the role of epigenetics in expressing genes differently based on environmental factors.
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