What is an ex sample of changes that take place as cells in multicellular organisms differentiate

*will mark brainliest for first correct answer* which of the following is most likely to affect the biodiversity of a park ecosystem? a. less rain than usual for several months b. ongoing pollution from a nearby factory c. park rangers plant a new type of tree d. disease wipes out an entire population

What in scientific term why the salty popcorn causes this thirst

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million