Scientific models can be used for a variety of different purposes. which of the following statements about scientific models is not true?
a. scientific models can save money and lives.
b. scientific models allow scientists to test their predictions.
c. scientific models allow scientists to study systems that no longer exist.
d. scientific models are used rarely.

Which structure in the cardiovascular system connect arteries to veins?

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.

Draw a simple labelled diagram if a collenchyma tissue