Question 1 all of the following are possible sources of error in a scientific investigation except for a. manipulating the wrong variables in the experiment. b. completing only one trial in the experiment. c. measuring the change in temperature incorrectly. d. reviewing previously published studies before the experiment.

Which of the following typically characterizes a tropical rainforests

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

What organ systems are working to you cool down after a workout?