Wich of the following occurs in all species of living organisms and may lead to an increase in genetic variation?

Exit what always affects measurement error in an experiment? a. investigator bias b. variability in nature c. instrument precision d. misreading the instrument

Trilobal fibers were found on kidnapping victim. which of the following fibers would most likely to be trilobat? a. cotton b. nylon c. wool d. silk me

Which of the following is not a defining characteristic of plants?