Which of the following best explains why predators and their prey have similar population cycles. A An increase or decrease in one population directly affects the other. B The predators and prey are in direct competition with one another. C Populations that live in the same ecosystem often have similar life cycles

What evidence could be used to convince policy makers to change a shipping lane from going through a whale breeding ground? information on the number of all whale species currently alive information on the number of all whales hit by boats in the given area information on the number of whale deaths in the world's oceans information on the number of whale offspring born every year. (a) scientists could collect and combine data on fish populations all around the world to show that their populations are declining. (b) scientists collect and combine data on fish populations all around the world to show that their populations are increasing. (c) scientists work together and use past data to show that fish populations are becoming locally extinct in some areas. (d) scientists work together and use past data to show that some fish populations are adapting to environmental changes.

Collin would like to use the data a coworker has entered in a database. the problem is the coworker's database software is different from collin's. collin should

What is the function of the nucleus in the euglena cells you observed?