Topics: Cell Cycle Quiz
Which base can only pair up with Cytosine?
A. Adenine
B. Thymine
C. Guanine
D. all of the above can pair with cytosine
Select your answer:

Topics:
Bacteria and Protist Review Pathogens - Bacteria and Viruses Structures and Functions of Living Organisms and Genetics Circulation of Blood Anatomy - Cellular Respiration Bones and Muscles Skills for Health Obesity Dental Specialties Physiology Cardiovascular and Respiratory Corona Cell & Bond Body System Sources Of FoodOther quiz:
Digestive System › ViewWhy do we eat food?
A. To keep our stomachs full
B. To put oxygen into the body cells
C. To get nutrients and energy
D. To make waste products
Genetics and Probability › View
What is the probability of a heterozygous offspring from two heterozygous parents for a single trait?
A. 25%
B. 50%
C. 75%
D. 100%