If aliens stole the Sun, how long would it take for people on Earth to notice it was gone? 1 hour

instantly

16 minutes

8 minutes

Two critical interventions to turn around the opioid crises are:

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees

Some plants have reproductive structures that them reproduce using natural forces or animals. how does the reproductive structure shown here ensure the reproductive success of plants?