Always been taught that the vacuole holds the cell's water. I don't know about the other things <span />
Some examples could be Giraffes with long necks and the darkening of London's peppered moths after the industrial revolution. Direct selection is the shift of the population of one species towards a certain phenotype. -reference.com
Answer:
Explanation:
I would say no because hormones usually travel long distances via blood. This question makes it seem like it is short distance and does not talk about how the secreted entity travels. So my bet is no.
Modern Prokaryotes are sing celled organisms without complex organelles.
Hope I helped :-)
<span />
