Ascientist makes an image of all of a person's chromosomes. what
technique is she using?
o
a. use of restriction enzymes
b. polymerase chain reaction (pcr)
o
o
c. karyotyping
o
d. gel electrophoresis

The afrikaners are an example of a founder effect that occurs when a new colony is started by a few members of the original population and the random decrease in genetic variation is an example of

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?