Which describes why the twins shown are not exactly alike?
A. Mutations occured to change traits
B. Epigenetic changes were caused by environmental factors
C. The twins have different DNA
D. The twins are identical.
Select your answer:
Topics:
Mechanical Digestion Weight Management Neurological Disorders Neuroanatomy Circulation of Blood T Cells HNBS Intern Fungi/Bacteria/Biotechnology Vision & Hearing Anatomy and Histology Central Nervous System Muscular Infection Detection Child Growth and Development Healthcare Systems and InsuranceOther quiz:
Skeletal System Homeostatic Imbalances › ViewAn ___________fracture is one where the bone penetrates the skin.
A. Closed
B. Comminuted
C. Open
D. Transverse
Respiratory System › View
Where in the respiratory tract does the exchange of oxygen and carbon dioxide take place?
A. Larynx
B. Bronchi
C. Trachea
D. Alveoli