Answer:
true
Explanation:
This generally is due to either a lack of oxygen in the blood or extremely cold temperatures. When the skin becomes a bluish color, the symptom is called cyanosis. Most commonly, blue hands are caused by a lack of oxygen in the blood.
Answer:
A. single-gene
Explanation:
It is controlled by a single gene that has two alleles. The allele for a widow's peak is dominant over the allele for a hairline with no peak.
Science follows the scientific method, pseudoscience doesn't
Answer: When the heat hits the plastic it starts to soften up and loose stiffness in it, but with alcohol it can cause serious consequences, drinking alcohol can cause more urination and lead to dehydration.
Explanation: