You continue your analysis by crossing the Aberdeen White and Kansas Yellow lines. Again, you count the actual numbers of progeny in the two F2 phenotypic classes. What can you conclude from this cross

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

Where substance is produced during cellular respiration