Normally - human cells contain ___ pairs of chromosomes - meaning a total of 46 chromosomes. People with Down syndrome have an extra chromosome - resulting in a total of 47 chromosomes.

🎲 Try a Random Question  |  Total Questions in Quiz: 632  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
DSST Health — practice the complete quiz, review flashcards, or try a random question.


1. Normally - human cells contain ___ pairs of chromosomes - meaning a total of 46 chromosomes. People with Down syndrome have an extra chromosome - resulting in a total of 47 chromosomes.