I have a question...it's...very important, and I need an answer nowbj alex or blood bank..?

Identify the structure of the human heart which is a muscular chamber that pumps blood out of the heart and into the circulatory system.

Merhaba benim adım bamsu beyruk. what translation.

Some organisms have a large geographic range. for example, the norway rat lives on every continent except antarctica. a population of norway rats is the number of rats in one particular area. do you think it’s scientifically possible for a population of norway rats in north america to carry different genetic mutations than a population of norway rats in africa? do you think it’s possible that they carry some of the same mutations? what types of information can scientists learn by studying the genomes of these two populations of rats?