× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
New Topic  
anr17 anr17
wrote...
Go to Answer
Posts: 1064
Rep: 0 0
6 years ago
The mean age of menarche in the United States is:
 
  a. 11.5 years c. 13.5 years
  b. 12.5 years d. 14 years
Read 44 times
2 Replies
Replies
Answer verified by a subject expert
adbuchyadbuchy
wrote...
#1
Top Poster
Posts: 869
Rep: 1 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

anr17 Author
wrote...
#2
6 years ago
I can't believe the level of intelligence display at this community, thank you so much
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1383 People Browsing
 132 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 295
  
 79
  
 279
Your Opinion
Do you believe in global warming?
Votes: 370
Previous poll results: Which industry do you think artificial intelligence (AI) will impact the most?