Which best summarizes the peppered moths in england after the industrial revolution?

a. the allele frequency changed.
b. a new mutation allowed moths to survive.
c. moths learned to adapt to their environment.
d. the light moths had an advantage.

Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.

Which of the following explains why a tree is often used as a model to represent the principle of common descent

The table above shows five different types of chromosomal abnormalities that can occur during meiosis. they result in either an individual having too many or too few chromosomes in their genome. what is the most likely cause of these chromosomal abnormalities?