instruction:
In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
question:
Question: The sum of the kinetic and potential energies of a system’s atoms and molecules is called what? Answer: internal energy
answer:
The sum of the kinetic and potential energies of a system’s atoms and molecules is called internal energy.


question:
Question: When does exchange of dna segments happen between non-sister chromatids of homologous chromosomes? Answer: during crossing-over
answer:
Exchange of dna segments happens between non-sister chromatids of homologous chromosomes during crossing-over.


question:
Question: Zeros that appear in front of all of the nonzero digits are called what? Answer: left-end zeros
answer:

Zeros that appear in front of all of the nonzero digits are called left-end zeros.


