A teacher set up a demonstration with 5 fermentation flasks filled with the solutions listed below. She added 10 ml of yeast solution to each flask, and
students observed the flasks every 10 minutes for the rest of the class period.
What is the purpose of Flask 1 in this investigation?*

solar energy can be renewed, so it never runs out unlike nonrenewable energy such as coal, oil, and natural gas.

now that's beneficial xd

answer; hypnagogic sensations)

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.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v