Biologists think that endosymbiosis gave rise to mitochondria before plastids partly because: (All eukaryotes have mitochondria whereas many eukaryotes do not have plastids)
Sleep is an example.
Circadian rythms are biological processes that repeats itself within a certain time frame, as sleep repeats itself approximately once every day.
The answer: Yes, because plants photosynthesis to absorb Carbon Dioxide and convert it in to Oxygen. We humans breathe the oxygen that is produced from plants.
<span>Akathisia is the inability to sit still. People will tend to be uneasy and want to be doing something. They'll be fidgety, looking for something to do with their hands, or be looking to get up and walk around.</span>
