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
Art [367]
3 years ago
11

A diatom has a cell wall made of _____. silica calcium chitin cellulose

Biology
2 answers:
pentagon [3]3 years ago
4 0

Answer:

Silica

Explanation:

A unique feature of diatom anatomy is that they are surrounded by a cell wall made of silica (hydrated silicon dioxide), called a frustule

Hope this helps!

alexandr402 [8]3 years ago
3 0

Answer:

A diatom has a cell wall made of silica.

Explanation:

Diatoms are eukaryotic phytoplankton cells known for their silica-containing cell walls (frustales), and are responsible for approximately 20% of total primary productivity globally. Diatom silica is a form of biogenic opal, containing oxygen isotopes and can be used in lacustrine and marine paleoenvironmental studies.

You might be interested in
How does the ribosome know how to make the protein.?
alexdok [17]
According to google

So the ribosome moves along way and many tRNA molecule transport the correct amino acid to make the correct sequence which is to be formed and only stops when mRNA shows 'STOP' codon. So there is a chain of polypeptide which is synthesised by copying the DNA and this is how proteins are made.

and for clarification t-RNA is transfer RNA and m-RNA is messenger RNA
6 0
3 years ago
You farm kelp and sell the kelp for food and as fertilizer. The wastes from the kelp can be used in an integrated aquaculture sy
timama [110]
<span>A sustainable system refers to producing less or probably non-existent debris that are caused by the production of a particular material (i.e. produce, energy). This is a sustainable form of production of coupling algae growth and fish farming because you no longer need the supply of fish feed from other sources that are made artificially but rather, you are using the available algae growth that you are culturing. Farm fishing alone is non-renewable because this produces much waste that can directly harm the environment.<span>
</span></span>
5 0
3 years ago
The question is below
Darina [25.2K]
The right answer is: C) Iruptive Growth. For their growth is never stable.
4 0
3 years ago
How can global warming lead to changes to the Earth's surface?
jekas [21]

Answer:

It could lead to the changes in the earths surface because it could open up geysers in the crater, causing the earths surface to change.

8 0
1 year ago
WHICH OF THE FOLLOWING MECHANISMS OF EVOLUTION USUALLY CAUSES AN INCREASE IN GENITIC DIVERSITY WITHIN A SPECIES
larisa [96]
Adaption usually. A great example of adaptation, or natural selection is Darwins finches.
3 0
3 years ago
Other questions:
  • Describe how human activities have affected the worlds major terrestrial freshwater and marine ecosystem
    10·1 answer
  • This aquarium exhibits biotic and abiotic factors in an aquatic environment. One of the abiotic factors isA) coral.
    14·1 answer
  • This dinosaur lived long ago on Earth in a tropical climate. The dinosaurs were killed and became extinct because of a change in
    8·1 answer
  • Dr. Adams is conducting a study about the relationship between short stature and shyness. Dr. Adams defines "short stature" as b
    11·1 answer
  • Why do diffusion and osmosis occur?
    7·1 answer
  • The natural ingredients in the medicine are most likely from which type of plant?
    11·1 answer
  • Which example shows the levels of organization in a multicellular organism from the smallest level to the largest?
    8·1 answer
  • Do trees Make their own energy every day
    5·2 answers
  • What is the wavelength of a wave with a frequency of 330 Hz and a speed of<br> 343 m/s?
    13·2 answers
  • Hello please help i’ll give brainliest
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!