The Cretaceous-Paleogene was a mass extinction event in which nearly every single large, land-dwelling dinosaur went extinct. Which of the following did not result from this extinction event? A. Diverse species of animals began to evolve.
B. Meteorites struck the region that Mexico now occupies.
C. Clouds of dust and gas billowed into Earth’s atmosphere.
D. Ecological niches were left empty but with the potential to be filled.

As you sit in the library with your friend studying for your weekly quiz on the integumentary system, you come upon an article about the hazards of prolonged exposure to the sun's rays. your curious nature leads you to research the subject further. you're fascinated to learn that minimal exposure to the sun allows you skin to manufacture vitamin d, which is important to maintain homeostasis. you also read that although sunscreen can protect you from the ultraviolet (uv) rays of the sun, some medications can actually increase a person's sensitivity to the sunlight.

Analyze the impact of the availability of health services in the community and the world. research various school and community health services for people of all ages such as vision and hearing screenings and immunization programs. identify situations requiring professional health services for people of all ages such as primary, preventive, and emergency care.

Adam has been trying to work on expressing his anger in a calm manner, rather than screaming and yelling. his doctor recommended different breathing techniques to enhance his and express himself positively