Drag each item to the correct location in order to place the events in the development of plants into the correct order. (4 points) *1st
*2nd
*3rd
*4th
:: Cyanobacteria become the chloroplast of plants.
:: Bryophytes become the first land plants.
:: Plants evolve to have vascular tissue to transport water.
# Cyanobacteria begin to photosynthesize.

located offshore, in the arctic and pacific oceans

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

i believe the answer is a or 1