What is the trait that is ancestral to all chordates?

How is the frog's respiratory system different from humans?

What is the difference between traits and characteristics?

What contracts to pump blood out of the heart? the atria the veins the ventricles the arteries

Which radioisotope is used to determine the age of once-living organisms?

How do bats navigate to find prey

The left hemisphere of the cerebral cortex is connected to skin receptors and muscles mainly on the right side of the body. a. True b. False

What does the cell nucleus contain A. chromosomes B. vacuoles C. cytoplasm D. chloroplasts

What is the photosynthesis equation

What three types of evidence allows us to determine whether organisms shared a common ancestor?

When addressing a counterclaim in an argumentative essay, it is important to A. Consider how the counterclaim reinforces then main position of your argument B. Include details and statistics that support the counterclaim C.