Topics: Linked Gene Quiz
Look at this cross: XBXb x XBY
What proportion of the male children are colorblind?
A. 100%
B. 75%
C. 50%
D. 25%
Select your answer:

Topics:
Innate Immunity Bones, Joints and Muscles Hospital Wards and Departments Laser in Medicine Properties of Hair and Scalp Bones Atoms and Radioactivity Molecular Genetics Integrated Science Digestive System Medical Terminology Genes, Genomes & Alleles Asexual/Sexual Reproduction Food for Thought Fad Diets Health & Wellness Vocabulary Antibiotic in OrthopaedicsOther quiz:
Parts of Human Body › ViewSelect the odd one out
A. Mouth
B. Lungs
C. Kidney
D. Heart
Human Body Systems › View
Which system takes food into the body, breaks down food, and absorbs the digested materials?
A. respiratory
B. circulatory
C. digestive
D. excretory