1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
zlopas [31]
3 years ago
11

What gives plant cell walls their rigidity?

Biology
2 answers:
sdas [7]3 years ago
8 0

cellulose molecules gives plant cells their rigidity

NISA [10]3 years ago
7 0
The strongest component of the cell wall<span> is a carbohydrate called cellulose, a polymer of glucose. The </span>cell wall gives rigidity<span> and strength to the </span>plant cells<span> which offers protection against mechanical stress. ... The </span>rigidity<span> of primary </span>plant<span> tissues is due to turgor pressure and not from rigid </span>cell walls<span>.</span>
You might be interested in
Jenny is learning about the importance of the ozone layer. she was upset to know that there is a depletion of the ozone layer an
NeTakaya

The natural process by which the ozone layer get depleted are sun spots and atmospheric winds. The volcanic eruptions are also responsible for the depletion of the ozone layer.

The thinning of the ozone layer, which is present in the upper atmosphere is called ozone layer depletion. These natural processes causes and some chemicals compounds releases chlorine and bromine, which in exposure of high ultraviolet light causes the depletion of ozone.

The ozone layer found in the stratosphere of the earth atmosphere. This region protects the earth from harmful ultraviolet radiation of the sun. It has potential to absorb around 99% of the harmful ultraviolet radiation.

The main causes of ozone depletion are chloroflorocarbons, carbon tetrachloride, methylbromide. The natural processes does not cause more that 1 to 2 % of the ozone depletion.

To learn more about stratosphere here

brainly.com/question/13497783

#SPJ4

4 0
1 year ago
How do chemical tags affect whether a gene<br> gets activated to make a protein, or not?
stepladder [879]

Answer:

The chemical compounds of the epigenome are not part of the DNA ... Epigenetic changes can help determine whether genes are turned ... effect the modifications have on gene function, protein production, and human health.

Explanation:

6 0
3 years ago
Scientists combine evidence from fossils, body structures, early development, DNA, and protein structures to:___________a. deter
umka2103 [35]

Answer:

b. determine the evolutionary relationships among species

Explanation:

Biologists through the analysis of characters obtained from molecular, morphological, embryological, physiological and behavioral analyzes look for the relationship between species and their origin.Through these coincidences phylogenetic trees are made.

5 0
2 years ago
A hypothesis that appears to be supported by multiple experiments may be elevated to a general _____. experiment hypothesis theo
erma4kov [3.2K]
Theory because a theory has to be backed up by several experiments
4 0
2 years ago
Read 2 more answers
Name the steps of mitosis illustrated in Diagrams A-D
Galina-37 [17]
A is prophase
B is prometaphase
C is metaphase
D is anaphase
6 0
2 years ago
Read 2 more answers
Other questions:
  • Trees do not move like birds do but they are living things. why
    7·1 answer
  • Which best describes the current thinking about stress response and the immune system?
    10·1 answer
  • Fungi often function as decomposers in an ecosystem. If you traced the carbon in a molecule of carbon dioxide from the air into
    12·1 answer
  • Name the two types of meiosis that are carried on by humans?
    7·1 answer
  • A scientist is studying the fossil record to construct an evolutionary lineage for an order of fishes. The scientist proposes th
    13·1 answer
  • In humans, hemophilia is a sex-linked recessive trait. If a male who has hemophilia marries a female with
    11·1 answer
  • What is the name of the ice sheet?
    14·1 answer
  • Which bird is best adapted to survive in an environment dominated by seed-bearing plants?
    5·1 answer
  • Yalll are smart right well I am give you 50 POINT lol you have to do this correctly :3
    11·2 answers
  • Please help meeeeeeee
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!