Housing development is situated near a river that flows into a bay. Which of the following is an abiotic factor in the river that would directly affect the marine
ecosystem in the bay?
The types of trees growing along the river bank
The types of sediment moving down river
The amount of houses facing the river
The amount of plant life in the river

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

How does natural selection change thephenotypes within a population over time?

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria