Reproduction. Not everyone is capable of reproduction therefore, it becomes something that the rest of society “has to do”. I really hope I make sense and answered this right.
This process is called crossing over. It happens when the homologous chromosomes pair up.
Below are the choices:
<span>a. creating an online chat group for asking questions and posting solutions
b. establishing a standard method for delivering the results to the teacher
c. offering a wide variety of rain gauges for everyone to choose from
d. using a standard unit of measure for the duration of the study
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the answer is D. I hope it helps.