Which statement is true about the two stars labeled in this diagram?
Star A
Star B
This is an elliptical galaxy and Star A is older than Star B.
This is a spiral galaxy and Star A is older than Star B.
This is a spiral galaxy and Star B is older than Star A.
Mark this and return
PLZ HURRY

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?

Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?