Which organelle would you expect to find in animal cells but not plant cells? O A. mitochondrion

OB. ribosome

C. lysosome

O D. A. smooth endoplasmic reticulum

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.