What are the 2 broad types of phytoplankton? ?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome

I've created a synthetic cellular membrane that is made up of phospholipids, but contains no proteins. which of the types of movements across a membrane would not function with my synthetic membrane?