Question

Multicellular organisms have five levels of organization ranging from simplest to most complex. The simplest level is the cell. The most complex level is the organism. Consider the examples. Which one correctly gives an example of the other three levels in order from simplest to most complex? A) blood → cardaic muscle → heart Eliminate B) heart → cardiovascular system → organism C) leukocytes (white blood cells) → veins → spleen D) smooth muscle → arteries → cardiovascular system

Answer 1

Answer:

other three levels are tissue level, organ level and organ system level.

Explanation:

actually if we can completely observe first level is protoplasmic level common in protists and amoeba