× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
6
n
3
j
3
o
2
x
2
c
2
2
p
2
n
2
3
2
C
2
z
2
Home Q & A Board Biology-Related Homework Help General Biology
New Topic  
dundlermuffin dundlermuffin
wrote...
Go to Answer
Posts: 507
Rep: 0 0
6 years ago
The structures labeled B in the accompanying figure ____.
 
  a. prevent movement of materials between cells
  b. are found in tissues subjected to stretching
  c. allow the free passage of materials between cells
  d. are found mostly in heart muscle
  e. are found in most tissues except in the stomach

Question 2

What is a characteristic of the cell walls of mature plant cells?
 
  a. pectin
  b. cellulose
  c. glue-like polysaccharides
  d. lignin
  e. a gluey matrix containing rope-like strands
Read 51 times
3 Replies
Replies
Answer verified by a subject expert
Jfiscella88Jfiscella88
wrote...
#1
Posts: 360
Rep: 5 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

dundlermuffin Author
wrote...
#2
6 years ago
Mind blown, I've bookmarked this site on told my friends
wrote...
#3
6 years ago
Really appreciate that
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  971 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 315
  
 276
  
 6850
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 741
Previous poll results: Do you believe in global warming?