Which of the following is an example of a vestigial structure? -the wings of red-tailed hawks
-the hind limbs of a house cat
-the fins of a shark
-Wisdom teeth in humans

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

Adding more tributaries to a local river basin can have what effect?

The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?