They do not have lungs. They have gills tat help them get the oxygen out of the water around them.
Anything that's not alive which is a lot of things but for example the temperature would be something specific to that place
Primate's have prehensile hands and feet. The characteristic features of primate's prehensile hands are as follows:
1. These have five digits or fingers that includes thumb that allows the animal to hold or grab any object.
2. Hands are sensitive and have touching sensation.
These properties make the life of primates easy to live on trees.
I know that after meiosis there are half the number of chromosomes so maybe 40 but not for sure
It's determined by the presence or absence of appropiate receptors.
