× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
y
2
m
2
m
2
u
2
m
2
B
2
M
2
e
2
k
2
N
2
y
2
m
2
Home Q & A Board Biology-Related Homework Help General Biology
New Topic  
kkoonge kkoonge
wrote...
Go to Answer
Posts: 480
Rep: 0 0
6 years ago
Which of the following is not true of the earliest life on Earth?
  1.It arose by chemical evolution.
  2.It used RNA as its genetic material.
  3.It used organic molecules that were produced naturally.
  4.It was dependent on oxygen for metabolism.

Question 2

Homologous structures provide evidence of which of the following?
  1.absence of genetic difference between organisms
  2.past use of that particular feature
  3.adaptation to similar environmental conditions
  4.common ancestor possessing that feature
 
Read 103 times
3 Replies
Replies
Answer verified by a subject expert
sosobonsosobon
wrote...
#1
Top Poster
Posts: 582
Rep: 1 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

kkoonge Author
wrote...
#2
6 years ago
Thank you for your assistance, again and again
wrote...
#3
6 years ago
My pleasure
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  507 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 361
  
 4170
  
 613
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 486
Previous poll results: What's your favorite funny biology word?