Which statement(s) are true about mutations? (select all that apply) a. They can be neutral
b. They are only heritable if they occur in gametes
c . They are always heritable
d. They can be beneficial

In this experiment you were asked to present three possible mechanisms. describe those mechanisms here and include drawings of those mechanisms. how will the bromination of trans-cinnamic acid and trans-stilbene allow you to distinguish between the three possibilities? what would you expect to find in your data in each scenario?

Why do you think the puppy litter was all dark-haired?

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+