Why did the cephalopod loose its shell? explain two (2) possible evolutionary reasons. briefly discuss the four (4) unifying features of mollusks and explain one major difference between mollusks and worms. how do octopus and squids change color? briefly explain the cause and effect. why do some creatures have weird and bright colors like the pink slug? briefly describe the five (5) major requirements of corals. are they "tourists? " briefly explain the mating ritual of octopus as described in the science articles and lecture slides.

What is the orange line on the graph and why is it important? describe the pattern of hurricanes reaching the usa since 1960

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

Which of the following is an example of a policy that may be implemented by a business that has trouble with employees using the internet for their own personal needs? a. all employees will have to take a safety training class. b. employees caught using the internet for personal needs will have to take a professional development class. c. personal interviews will be conducted to find out who is using the internet for personal needs. d. employees will be monitored, but nothing will happen if their employer catches them using the internet for personal needs.