ACT Science Exam Prep

Category - ACT Science

How many chromosomes do most healthy humans have?
  1. 23
  2. 46
  3. 26
  4. 43
Explanation
Answer: B - The human body typically has 46 chromosomes, divided into 23 pairs. Since chromosomes contain most of our genetic material, they can often serve to uniquely identify us. 
Was this helpful? Upvote!
Login to contribute your own answer or details

Top questions

Related questions

Most popular on PracticeQuiz