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
FinnZ [79.3K]
4 years ago
9

1. What special structures are specific to the phylums of Porifera, Cnidaria, Ctenophora, and Platyhelminthes?

Biology
1 answer:
Kitty [74]4 years ago
7 0

The special structures of the following phylums:


  • Porifera: members of this phylum have special collar cells. They have cellular level of body organisation.
  • Cnidaria: members have stinging cells on the tentacles surrounding mouth.
  • Ctenophora: members have comb like ciliary plates for swimming.
  • Platyhelminthes:  For the first in animal kingdom, members of this phylum there is development of sensory and nervous tissue in the head region (cephalization)    

You might be interested in
Paul is trying to obtain new insurance, but he fears he’ll be denied due to his cancer diagnosis and ongoing treatment. What leg
Thepotemich [5.8K]
Pre existing conditions law
5 0
3 years ago
Difference between prokaryotic and eukaryotic cells​
mars1129 [50]

Answer:

Eukaryotic cells have a nucleus whilst Prokaryotic does not

Explanation:

6 0
2 years ago
What are the two species of penguin are we likely to see on the third day?
Nesterboy [21]
They will be <span>Gentoo and Magellanic penguins.</span>
6 0
3 years ago
Read 2 more answers
The hydrosphere refers to the total amount of water on Earth, including liquid, gas, and solid forms. Which is one way the
Zielflug [23.3K]

Answer:

The correct option is;

Glaciers that once covered South Africa have melted and can no longer form.

Explanation:

The Karoo Supergroup that formed hundres of millions of year ago covered the most part of South Africa. The Tillite debris from melting glaciers, in Dwyka Tillite are located at the bottom layers of the Karoo Supergroup, which is an indication that millions of years ago, South Africa was under extensive glacier coverage formed during the movement of the continent past the South Pole

The eventual arrival of the continent to temperate regions away from the South Pole resulted in the melting of the glaciers from which a huge swamp was formed.

8 0
3 years ago
Read 2 more answers
Which is the best definition of a cellular membrane?
Mrac [35]
A cellular membrane separates the interior of all cells from the outside environment.
5 0
3 years ago
Other questions:
  • What are three examples of imprinting?
    7·1 answer
  • Which of the following would not contain his tones ?
    14·1 answer
  • Which of the following is true about structures of axons and muscle cells in order for the nerve impulses to stimulate muscle co
    9·1 answer
  • A sediment that has a diameter of 0.8 cm would be considered
    8·1 answer
  • Deep-ocean lantern fish have special organs that use chemical energy to produce light. However, the light can only travel a cert
    10·2 answers
  • What is an inhibitor
    11·1 answer
  • The question i really wanna know is how smart is a fish???
    7·2 answers
  • 23. Each trait has two alleles. How many alleles would have to be a dominant allele for the offspring to express a dominant trai
    13·1 answer
  • 1. What is most likely to cause a mutation?
    8·1 answer
  • Which of the following is NOT a structural feature of a neuron:
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!