Although adult echinoderms have radial symmetry, scientists believe their ancestors were bilaterial. Which of the following is evidence for this conclusion?

The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane

Anurse is caring for a client who is learning how to take care of a newly created colostomy. when observing a return demonstration of the colostomy irrigation, the nurse evaluates that more teaching is required when the client carries out what procedure?

Use the distance formula to determine weather each pair of segments have the same length