Which is a function of the central nervous system

central nervous system is the main part of the brain and it is joint with the spinal cord also and performs various functions like co-ordination with other organs.

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.

idk and i also need to know where are those bio brainy acts lol

i'd have to say the answer is probable the second option "the geosphere interacting with the atmosphere"