Which of the following would, if it had acted upon a gene, prevent this gene from acting as a reliable molecular clock?

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )

that would be called plucking : )

explanation:

''plucking, also referred to as quarrying, is a glacial phenomenon that is responsible for the erosion and transportation of individual pieces of bedrock, especially large "joint blocks". as a glacier moves down a valley, friction causes the basal ice of the glacier to melt and infiltrate joints (cracks) in the bedrock."