What is a possible outcome of persistent geographical isolation of two populations?

Why do evergreen plants have needles rather than leaves?

Which describes an interaction in which organisms work together so that all organisms in the group benefit?

The cell membrane regulates the movement of molecules in and out of the cell. What other functions does the cell membrane perform? A. It has no other functions. B. It provides water to the entire cell. C. It supports and protects the cell.

Ocean water is generally Warm Salty Ice Cold Fresh Water

The human body uses glucose to produce energy during cellular respiration. into what molecules are the carbons from glucose incorporated after glycolysis and the citric acid cycle are completed?

A hiker climbs a hill. How does the potential energy of the hiker change as she climbs higher?

Match the following events with the appropriate stage / process of cell division: Centrosome movement Homologous chromosomes separate DNA exchange Chromatids separate A. Prophase I B. Anaphase I C. Crossing over D. Anaphase II E. Prophase II F.

What are the 3 smaller parts of an atom? what are their charges?

List five invertebrate groups in the animal family tree

Where does the energy that drives the water cycle come from