× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
g
3
3
2
J
2
p
2
m
2
h
2
s
2
r
2
d
2
l
2
a
2
New Topic  
dfysb54w dfysb54w
wrote...
Posts: 496
Rep: 0 0
6 years ago
Which type of cell does not have a cell wall?
 
  a. animal
  b. plant
  c. bacteria

Question 2

Eukaryotic cells are thought to have
 
  a. appeared about 2.1 billion years ago.
  b. first appeared as parts of multicellular organisms.
  c. evolved before prokaryotic cells.
  d. developed when mitochondria grew much larger in size that they had been previously.
  e. first appeared with tough cell walls.
Read 72 times
3 Replies

Related Topics

Replies
wrote...
6 years ago
Answer to q. 1

a

Answer to q. 2

A
dfysb54w Author
wrote...
6 years ago
Wow! Thanks you for this correct set of answers, wasn't expecting it...
wrote...
6 years ago
My pleasure!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1161 People Browsing
 108 Signed Up Today
Related Images
  
 651
  
 277
  
 191