Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
New Topic  
Doc.Blade Doc.Blade
wrote...
Posts: 968
Rep: 0 0
6 years ago
Scientists use _______ to produce many copies of small DNA fragments, such as those obtained at crime scenes or from fossils.
 
  a. random assortment of alleles
  b. nondisjunction
  c. polymerase chain reactions
  d. transcription
  e. trisomies
Read 36 times
1 Reply
Replies
Answer verified by a subject expert
LuisDantasLuisDantas
wrote...
Top Poster
Posts: 1098
Rep: 8 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

Doc.Blade Author
wrote...

6 years ago
Helped a lot
wrote...

Yesterday
Thanks
wrote...

2 hours ago
This helped my grade so much Perfect
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  906 People Browsing
Related Images
  
 1087
  
 4448
  
 99
Your Opinion
What's your favorite funny biology word?
Votes: 335