Why do some people have unusual chromosome combinations,such as XYY and XXX?
A) Genetic disease causes a spontaneous increase in the number of sex chromosomes in mature gametes.
B) Errors occurred in chromosome segregation during meiosis in their fathers or mothers.
C) People who inherit large numbers of short tandem repeats (STRs) also inherit extra sex chromosomes.
D) A mistake in mitosis during embryonic development leads to extra sex chromosomes in every cell.
E) It is not known why these unusual chromosome combinations occur.
Correct Answer:
Verified
Q1: Which of these is a likely result
Q2: What is different about red blood cells
Q4: Which of these most influences the development
Q5: Predict the sex of a baby with
Q6: How are polygenic and multifactorial traits different?
A)
Q7: Predict the sex of a baby with
Q8: Predict the sex of a baby with
Q9: Which inheritance pattern includes an environmental contribution?
A)
Q10: Human skin color ranges from very light
Q11: Why are more males than females affected
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