A researcher wants to know how much algae can grow in a 1 liter glass chemostat. She notices that the algae population stops growing after 24 hours. When she increases the concentration of nutrients in the inflow tube, the population size doesn't change. However, when she cleans the outside of the chemostat, the population grows larger. Is it possible that light was limiting growth of algae in the chemostat

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.

name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.