Chromosomes select all that apply are tight coils of dna are carried on genes always occur in pairs can be analyzed in a karyotype carry thousands of genes

Tight coils of DNA, analyzed in a karyotype, carry thousands of genes.

A, D, E

Explanation:

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.

the answer is c on e2020, bud.