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
LenKa [72]
2 years ago
6

Members of the phyla Cnidaria and Bryozoa both have a circle of tentacles, which they use for feeding. Besides the difference in

size, how else do these feeding structures differ?
A.
Cnidarians have a fixed number of tentacles, but the numbers vary in Bryozoans.
B.
Cnidarian tentacles are retractable, but Bryozoan tentacles are nonretractable.
C.
Cnidarian tentacles have stinging cells, but Bryozoan tentacles are covered with cilia.
D.
Cnidarian tentacles are multicellular, but Bryozoan tentacles consist of a single cell.
Biology
1 answer:
Sophie [7]2 years ago
8 0

Answer:

C.  Cnidarian tentacles have stinging cells, but Bryozoan tentacles are covered with cilia.

Explanation:

Cnidaria and Bryozoan, both teh phylum are classified under kingdom Animalia that contain aquatic animals found both in freshwater and marine environments.

They both use tentacles for feeding but there is diffference between there tentacles and feeding process.

Cnidarians tentacles are conist of stinging cells in the tips, which are called cnidocytes and a coiled thread-like stinger, called nematocyst. These stinging cells and nematocyst helps to capture and subdue prey. They feed over plankton or animals larger then them.

Bryozoan tentacles are covered with cilia and form an "O" or "U" shaped fold called lophophore, which helps to feed by sweeping the surrounding water. They generally feed on plankton, nudibranchs (sea slugs) and sea spiders.

Hence, the correct option is C.

You might be interested in
How does the proportion of hydrogen and helium in the universe support the Big Bang theory?
lara [203]

Answer:The answer is A

Explanation:I have had the question before

4 0
2 years ago
Which bone is most commonly used to determine the height of the deceased?
Over [174]
The bone that's most commonly used to determine the height of the deceased is the femur (although the humerus can also be used). <span>The femur is measured in cm and the calculations may very according to the gender of the deceased and can be accurate within 5 cm.
The femur is a long bone that is hard and, therefore, can keep its integrity longer. As well as it is a bone that generally is proportional to the body.</span>
4 0
3 years ago
What characteristic is shared by both inceptisols and entisols, the soils of flood plains?
marysya [2.9K]

<u>Answer</u>:

"Both are young and only beginning to develop horizons and a soil profile"is the characteristic  shared by both inceptisols and entisols, the soils of flood plains

<u>Explanation</u>:

Inceptisols and entisols are the soils that are seen in the floodplains. These soils are very weakly withered and also lacks organic matter. They are the sediments that comes from several other places through flood. The soil order of inceptisols in USDA in the soil taxonomy because they have the capability to form by the change of parent material. Also they are known to be more developed than that of entisols. Presence of clay, iron oxide, aluminium oxide and organic matters are also not found. But the entisols can not be changed from that of parent material. They are either rock or sediments.

4 0
3 years ago
How do these tape worms defend themselves from the immune system of their host
FrozenT [24]

Answer:

Scientists discovered mechanisms that protect tapeworms from being digested by their host. ... They also needed a mechanism to protect themselves from intestinal substances, specifically from digestive enzymes. One of such enzymes called trypsin breaks down proteins.

Explanation:

For example:Parasites can hide away from the immune system by invading immune-privileged tissue such as the central nervous system or the eye (Bhopale 2003). Also some parasitoids place their eggs inside tissue such as the fat body that is not well patrolled by the host's immune system

7 0
2 years ago
Need answer quick please thanks
barxatty [35]

Answer: One chromosome from each pair belongs to the mother and the other to the father

Explanation: you get half your DNA from your mom and the other half from your dad but they form a pair. you will always get an X from your mom as she has 2 X chromosomes herself and if you are a boy you will get the Y from your dad as he is an XY.

5 0
3 years ago
Other questions:
  • Which of the organic compounds stores and transmits genetic information?
    6·2 answers
  • Why is the process of regenerating ATP in the light reactions called photophosphorylation?
    8·1 answer
  • ____________ is a form of undernutrition caused by an extremely deficient intake of calories, protein, or both. two examples of
    15·1 answer
  • A scientist performed an experiment to test her hypothesis that a disease in horses was caused by a deficiency in an important m
    8·2 answers
  • Describe how water
    5·1 answer
  • The second law of thermodynamics states that
    11·2 answers
  • Some people choose to have health screenings performed through genetic analysis. What is a direct benefit of this analysis?
    6·2 answers
  • Describe the role of the double fertilisation in angiosperm reproduction
    7·1 answer
  • What are the three base sequences on a tRNA molecule called?
    14·1 answer
  • What type of cell division is b​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!