Consider the cladogram. A cladogram is shown. Amphibians have lungs but bony fish do not.

According to the cladogram, which characteristic was used to separate bony fish from amphibians?
jaws
cartilage
bony skeleton
lungs

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

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal