What change would most improve the usefulness of the graph?
replace the concentration descriptions with actual values.
plot contractions per second instead of contractions per minute
remove the plotted points and just keep the line
remove the name of the organism from the title
maksard retum
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Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.