Select your answer:

Topics:
Immune Response Circulatory & Lymphatic Skin Inheritance Bio Cells BMI (Body Mass Index) Healthy Living Polio Bacteria Structure Cells and Organ Systems Cells, Genetics & Heredity Review Skin Growth Biochemistry Hospitality Muscle SystemOther quiz:
Meiosis and intro to Genetics › ViewIf a gene is found only on the X chromosome and not the Y chromosome, it is said to be
A. sex-linked trait
B. polygenic trait
C. codominant trait
D. incomplete dominance trait
Oral Hygiene › View
Inflammation of tissues around the teeth:
A. periodontal disease
B. plaque
C. oral hygiene
D. tartar