A star has a mass that is 3.5 times that of the Sun. Assuming that it's on the main sequence, how many solar luminosities is it?

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.

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.