Answer:
Because they all have a different purpose
Explanation:
The epidermis provides a waterproof barrier and creates our skin tone.
The dermis, the middke layer of skin , contains tough connective tissue, hair follicles, and sweat glands.
The hypodermis is made of fat and connective tissue.
The answer is C genetic variation
Answer:
Dogs and dolphins have a lot in common. Even though these animals may be from different species, and live in entirely different environments, they do share one commonality: they're friendly and curious. Both dogs and dolphins will be the first to investigate a new person or situation
Explanation:
Answer:
research question: how do different humidity levels affect the heights of different types of trees
independent variable: humidity level
dependent variable: tree height
constants: temperature, light, duration of time
control group: tree left outside in normal conditions
Explanation:
