How do scientific models provide a practical solution for some types of research? check all that apply
models are beautiful displays created for public enjoyment.
models are simplified representations of objects or systems.
models allow scientists to study an unlimited number of subjects.
models make it possible for scientists to study very complex systems
models make it possible for scientists to study very large or very small objects.

each of the 46 original chromosomes splits into two daughter chromosomes, so there are two sets of 46 daughter chromosomes that end up in each cell. human cells have 46 chromosomes. each chromosome consists of a pair of identical chromatids attached together by a structure called a centromere.

the correct answer is c   with the systems

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .