Earlier this week, we learned that there are between 17-20 different species of penguins. In order to investigate relationships between species, what evidence
should we investigate next?
DNA Comparisons (molecular similarities)
Fossil evidence
Structural Similarities
O Phylogenetic Tree

What are the result of when individual components in an organism interact with others to create noval stucture and function called

The activity of the modern sample is 1.10 bq . how long does that measurement take?

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.