Meiosis lab first, review mitosis by labeling the phases of the cells in the onion root picture below?

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?