Medical Quiz
Excretory System Quiz

Each kidney has nearly _________ million complex tubular structures called nephrons

A. 1

B. 2

C. 3

D. 4

Select your answer:
A  B  C  D  E 


Human Body Effects of Exercise on the Musculoskeletal System Factors that Affect Health and Wellness Vitals The Cell Cycle & Cancer Human Genetics Body Defense Endocrine System Corona Advanced Stretching SM2 Hazards & Risks Carbohydrates and Proteins Properties of the Hair Biology Human Circulatory System

Other quiz: Biology

Which science examines the structure of living organisms at the atomic level?
A. Biochemistry
B. Geology
C. Zoology
D. Cytology