The diagram shows an arctic food chain. (i attached it)
question: which link on the arctic food chain contains the fewest number of organisms?
options:
a- phytoplankton
b- capelin
c- harbor seal
d- polar bea

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

Crossing over is a method of (blank)?

The more rapidly sedimentation occurs, the more likely it is that the remains will successfully form a fossil. as sedimentation continues, what happens to the amount of weight settling onto the organism? stays the same increases decreases cuts in half