Which of the following keep high oxygen and low oxygen blood from mixing in the frog's ventricle? a. the spongy irregular surface inside the heart b. the coordinated contractions of the atria c. a dividing wall to separate the ventricle into two equal halves d. a valve in the conus arteriosus

Which of the following statements are true chromosomes make up genes

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

Pl which diagram illustrates prophase?