The diagram below represents an evolutionary tree.
A
B
C
Present
Past
Which statement best describes species E?
Species D is an ancestor of species E.
Through natural selection, species E produced increased survival mechanisms.
Species E had greater success due to patterns of behavior.
Species E had insufficient adaptive characteristics for survival in a changing environment.

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

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?

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point