- How many bones are in the human body?
- What is the life span of a human eyelash?
- What do the genetic codes xx and xy mean?
- What is the rise in inches per foot of height for a wheelchair ramp?
- Why do our eyes blink?
- Is it possible for a baby to be born with A+ blood if both the mother and father have O+ blood?
- How many bones do we have in our hand?
- Can a mother with A- blood and a father with O+ blood make a baby with B- blood?
- How many bones are there in our skull?
- Can a mother with A positive blood type and father also A positive produce a child with O positive blood type?