Which event signals the brain to breathe? increased blood levels of oxygenincreased blood levels of carbon dioxidecontraction of the diaphragmrelaxing of the diaphragm

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

Are these strong bases, neutral, strong acids, weak acids or weak base household bleach (ph=12.6) fluid in a car's battery (ph of less than 1.0) milk (ph=6.7) stomach contents (ph=2.2) pure water (ph=7)

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into