Carbon-14 has a half life of 5,730 years. If 8,000 grams of Carbon-14 is the starting amount, how much would be left after 22,920 years?

Which of the following is a cost of urbanization? a-cities can provide a high standard of living. b-cities are hubs of entertainment and education. c-paving over land changes the environment. d-job opportunities are greater in urban centers.

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d