How many genders are there?

Galaxy whose shape seems different follow no set pattern are classified as

German cockroaches, bulging eyes, bu, are recessive to normal eyes, bu , and curved wings, cv, are recessive to straight wings, cv . both traits are encoded by autosomal genes that are linked. a cockroach has genotype bu bu cv cv, and the genes are in repulsion. which set of genes will be found in the most common gametes produced by this cockroach?

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems