What are the types of unconformities that can occur in rock layers?
a. angular
c. nonconformity
b. disconformity
d. all of the above

Calvin ate a candy bar, which caused his body's blood glucose levels to become unbalanced. his body responded by initiating a feedback mechanism to return his body to homeostasis. place the steps of this feedback mechanism in order, starting with the blood glucose imbalance that occurred after calvin consumed the candy bar. a) calvin's blood glucose levels decreased. b) calvin's pancreas stopped secreting insulin. c) calvin's body cells started to take up glucose and store it as glycogen. d) calvin's blood glucose levels increased. e) calvin's pancreas started secreting insulin.

Which organelle in a eukaryotic cell is most noticeable under a microscope? nucleus nucleolus ribosome nuclear envelope

The permo-triassic extinction event had a greater impact on the number of earth’s species than did the extinction event at the end of the cretaceous. question 4 options: true false