Answer:
A niche is a way that a population uses the living and nonliving resources of its habitat.
Explanation:
A niche is the role a population has in it's habitat, and the second option is the best one that matches.
Skin is the Largest barrier agaisnt Pathogens which include Bacteria which cause infections.
yes
Explanation:
Since a female has two X chromosomes, she will have two copies of each X-linked gene.
Answer:
Shape, Size, Height, Type of Food
Explanation:
The color is the variable and the type of hummingbird can't be controlled.
