lol you spelled characteristics wrong and the aswer is they are made of proteins and glycoproteins
For starters, humans have feelings and cells. If we get hurt we can feel things such as pain unlike a tent. If you hit a tent there is nothing it feels because it has no feelings. We have cells all through our body and rocks don't. They are made of other stuff but not cells.
Developed a way to protect their foliage. Instead of flat leaves, pine trees have needles<span>. These </span>needles<span> are the key to the Winter survival of the </span>pine tree<span>. </span>Needles<span> cut evaporation so</span>trees<span> can save water!
Cacti have sines instead of leaves because they help protect them from getting eaten and they don't need leaves because they store water inside themselves.
They both have adapteations to help them servive in very harsh conditions. Cacti use their adaptations to survive in scourching heat and pine trees can servive in freezing cold.</span>
The most complex cellular organization is actually the organisms but since its not on the choices its the organs.
Acidosic i do not know the second blank or if i spelled that right