Carefully compare the real bond angles in model bond angles from your data in part a. Also know any pattern do you see between bond angles in the number of lone pairs in a molecule. Which statements explain the pattern to see? Select all the correct answers.

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?