Answer:
Mutation
Explanation:
In genetics, any heritable change of the base-pair sequence of genetic material is referred to as MUTATION.
SIV (Simian Immunodeficiency Virus) must have undergone mutation, which is the basis of genetic variation or evolution
The answer is B , i hope this helps
Answer:
Embedded in the lipid bilayer are large proteins, many of which transport ions and water-soluble molecules across the membrane. Some proteins in the plasma membrane form open pores, called membrane channels, which allow the free diffusion of ions into and out of the cell.
The embedded proteins <u>allow specific substances to flow into the cell</u>.The phospholipid bilayer forms a stable barrier between two aqueous compartment.They embedded proteins carry the selective transportation of molecules and ensure their is cell to cell recognition.