Answer:
The options for this questions are incorrect...The answer is = mechanoreceptors
Striking a matchstick as after it strikes it gives off both heat and light.
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.