Down syndrome is caused by having an extra _______ chromosome.
A) 20th
B) 21st
C) 22nd
D) 23rd
E) 24th
Correct Answer:
Verified
Q1: Which of the following is true about
Q4: At the moment of conception, a male
Q5: Schizophrenia, a severe mental disorder, is thought
Q6: Because the human brain is born already
Q7: Darwin's theory of _ argues that evolution
Q8: This is a segment of a chromosome
Q9: Genes are composed of smaller molecular units
Q10: Which of the following is true of
Q11: _ is the interdisciplinary field involving biologists,
Q16: In purely evolutionary terms, which one would
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents