It is the repiratory and the circulatory
Life and 98% of what you learn is a waste
I think it's option four because as far as I know, red/green color blindness is an example of a recessive, sex-linked trait (encoded on the X chromosome), which results in much more men to suffer from it than women.
Hope that helps!
The range of temperatures in which an insect is able to live and reproduce is one element of that organism's niche, a description of its ecological requirements.
Artificial Selection or “ Selective Breeding”. aka the process by which humans use animal breeding and plant breeding to selectively