Running down a hill requires either the quadriceps or hamstrings to perform all of the following contractions EXCEPT:
A.
Dynamic contractions
B.
isometric contractions
C.
Eccentric contractions
D.
Concentric contractions

Apart of an ecosystem that can restrict the growth of a population is referred to as

12) several teeth were found in an area of flat land covered with trees and plants. the teeth were examined by a paleontologist, and it was determined that the teeth came from a shark. they found many other shark teeth in this area. however, the people who discovered the teeth were puzzled, because there was no source of water near where the fossils were found. what is the paleontologist's best explanation for why the teeth were found in this area? a) sharks used to live on flat land. b) this area was once covered with salt water. c) this area was once covered with freshwater. d) someone buried the shark teeth deep in the ground.

If the charge that enters each meter of the axon gets distributed uniformly along it. true or false