Why is the ability to culture stem cells important?
a stem cells can be stimulated to develop into any cell type.
b stem cells are easier to culture than other types of cells.
c stem cells make reproductive cloning unnecessary.
d stem cells are easier to immortalize than cancer cells.

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity