Modern whales lack hind limbs and have tail flukes and ears specialized for hearing underwater. Which of the following is the correct order for the evolution of these whale characteristics?
a. Loss of hind limbs followed by tail flukes and underwater ears
b. Loss of hind limbs followed by underwater ears and and tail flukes
c. Tail flukes followed by loss of hind limbs and underwater ears
d. Underwater ears followed by tail flukes and loss of hind limbs

Explain the side effects of cancer treatments

The first amino acid of a new polypeptide chain is

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales