In relative dating, scientists determine the age of a fossil by... comparing the fossil's carbon to other carbon sources in the area.

measuring the amount of carbon-14 in the fossil.

comparing the fossil to other fossils found in rock layers in the same area.
measuring the half-life of the fossil.

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d

What type of graph presents information about how often certain or traits occur?

If a checkpoint detects damaged dna, the checkpoint may