Answer:
A) Hummingbirds drinking nectar from a plant.
Step-by-step explanation:
Here are some examples of natural selection: In a habitat there are red bugs and green bugs. The birds prefer the taste of the red bugs, so soon there are many green bugs and few red bugs. The green bugs reproduce and make more green bugs and eventually there are no more red bugs.
Answer:
Fold Mountains
Explanation:
"The rugged, soaring heights of the Himalayas, Andes, and Alps are all active fold mountains." - google
When atomic orbitals mix and form a new atomic orbital
Sodium bicarbonate and digestive enzymes.
Answer:
species richness is the number of species in an ecosystem