Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


By genetic engineering. We, humans, cannot change the original structure of the chromosomes by just our hands. Instruments need to be used. If ever such instruments are not available, defects inside our body will be the only factor that will change the chromosomes' original structure.
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts