Topics: Biology Quiz
Which of the following is the lens of the eye?
A. Concave
B. Convex
C. Biconcave
D. Biconvex
Select your answer:

Topics:
Innate Immunity Pathogens - Bacteria and Viruses Parts of the Brain ADVBIO Genetics Cosmetology Deaf Blind Neuron Structure Transportation Knee Anatomy Bones, Joints and Muscles Blood Typing Renal System - Pharmacology Healthcare Systems and Insurance Illnesses and Diseases in Caregiving Covid-19Other quiz:
Nutrition › ViewWhy is a healthy diet important?
A. It maintains a constant body temperature
B. It prevents damage to internal organs
C. It makes oxygen for all the cells in the body
D. It supplies the body’s needs for growth and energy
Virus › View
Why do viruses have projections on the outside?
A. To send signals to other viruses.
B. To maintain their structure.
C. To attach to the host cell.
D. To reproduce.