Which of the following is true of Down's syndrome?
A) It is usually caused by a defect in the sex chromosomes of an individual.
B) The symptoms of Down's syndrome are similar to those of sickle-cell anemia.
C) It is caused by a sexually transmitted infection (STI) during conception.
D) The probability of having a child with Down's syndrome increases with the age of the parents.
Correct Answer:
Verified
Q27: The typical sex chromosome pattern for males
Q27: A human zygote contains _ pairs of
Q41: Which of the following is a characteristic
Q42: Cystic fibrosis is caused by a(n):
A) sex-linked
Q46: Rico is a man who has enlarged
Q46: Which of the following is true of
Q47: Which of the following individuals is most
Q52: When the effects of both alleles are
Q65: Who among the following share 100% of
Q70: Which of the following illnesses causes a
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