"A. Mutations" is a factor in how a species can change over time. Natural selection selects these random mutations for survival based on how fit they make their host to the environment.
Answer:
Food provides the molecules that serve as fuel and building material for all organisms. Plants use the energy from light to make sugars from carbon dioxide and water. ... Organisms Explanation:
The reason why humming birds need long beaks is to be able to get the nectar from the flowers, kind of like how we need straws to drink out of to go cups. Humming birds also have very long tongues that also help this process. Since humming birds beaks help them get the food they need, it makes them more successful in their environment.
