Into which subphyla are the protochordates divided? What are some representatives of each protochordate subphylum?

Into which subphyla are the protochordates divided? What are some representatives of each protochordate subphylum?
by

1 Answer

Answer :

Urochordates (or tunicates) and cephalochordates are the two subphyla into which protochordates are divided. Ascidians, sessile animals similar to sponges, are examples of tunicates. The amphioxus, well-studied in Embryology, is an example of cephalochordate.
by
selected by

Related questions

Evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates. Imagine a scientist is testing the hypothesis that vertebrates evolved from echinoderms. Having as research object a newly found protochordate species, what is an example of a discovery that would weaken the hypothesis? What is an example of a discovery that would strengthen it?

Description : Evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates. Imagine a scientist is testing the hypothesis that vertebrates evolved from echinoderms. Having as research object a newly ... the hypothesis? What is an example of a discovery that would strengthen it?

Last Answer : Hypothesis to be tested: Vertebrates evolved from echinoderms. Testing material: A newly found protochordate species (i.e., a vertebrate forerunner). Example of weakening observation (that ... shows how science works, beginning with the placement of hypothesis and further observational testing.)

Members of which subphyla are called protochordates?

Description : Members of which subphyla are called protochordates?

Last Answer : Members of which subphyla are called protochordates?

Which of the following statements are true for the Phylum Chordata? (A) In Urochordata, notochord extends from head to tail and it is present throughout their life. (B) In Vertebrata, notochord is present during the embryonic period only. (C) Central nervous system is dorsal and hollow. (D) Chordata is divided into 3 subphyla : Hemichordata, Tunicata and Cephalochordata. (a) (D) and (C) (b) (C) and (A) (c) (A) and (B) (d) (B) and (C)

Description : Which of the following statements are true for the Phylum Chordata? (A) In Urochordata, notochord extends from head to tail and it is present throughout their life. (B) In Vertebrata, notochord is present during the embryonic period only. (C ... (C) (b) (C) and (A) (c) (A) and (B) (d) (B) and (C)

Last Answer : (d) (B) and (C)

Name the various subphyla of phylum chordata.

Description : Name the various subphyla of phylum chordata.

Last Answer : Name the various subphyla of phylum chordata.

Which subphylum includes the tunicates or ascidians?

Description : Which subphylum includes the tunicates or ascidians?

Last Answer : Which subphylum includes the tunicates or ascidians?

The subphylum in which notochord is restricted only to the embryonic stage is

Description : The subphylum in which notochord is restricted only to the embryonic stage is

Last Answer : vertebrata.

The subphylum in which notochord is present through the length of the body is

Description : The subphylum in which notochord is present through the length of the body is

Last Answer : Cephalochordata.

The subphylum in which notochord is present only in the tail region of the larvae and absent in adults is

Description : The subphylum in which notochord is present only in the tail region of the larvae and absent in adults is

Last Answer : Urochordata.

The subphylum in which notochord is restricted to the anterior half of the body is

Description : The subphylum in which notochord is restricted to the anterior half of the body is

Last Answer : Hemichordata.

Open circulatory system is the one in which blood does not circulate only inside blood vessels but it also falls in cavities that irrigate tissues. In the open circulatory system the blood pressure is low and generally the blood (called hemolymph) has low cellularity. Arthropods, molluscs (the cephalopods are exception) and protochordates have open circulatory system. The Circulatory System - Image Diversity: open circulatory system

Description : Open circulatory system is the one in which blood does not circulate only inside blood vessels but it also falls in cavities that irrigate tissues. In the open circulatory system ... and protochordates have open circulatory system. The Circulatory System - Image Diversity: open circulatory system

Last Answer : What is a closed circulatory system?

What is the destination of the notochord in vertebrates and in protochordates?

Description : What is the destination of the notochord in vertebrates and in protochordates?

Last Answer : In vertebrates the notochord disappears and gives birth to the spinal column (vertebral column). In protochordates the notochord remains for the rest of the life.

Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Last Answer : (3) Protochordates Explanation: Jaws are absent in Protochordates.

Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles 

Last Answer : Protochordates

What Each of the 435 members of the House of Representatives is elected .?

Description : What Each of the 435 members of the House of Representatives is elected .?

Last Answer : Feel Free to Answer

What determines how many representatives each state will have in the HouseWhat determines how many representatives each state will have in the House?

Description : What determines how many representatives each state will have in the HouseWhat determines how many representatives each state will have in the House?

Last Answer : What is the answer ?

Representation of any state in Rajya Sabha is according to – (1) area of the state (2) population of the state (3) number of representatives in Lok Sabha from the state (4) fixed number of candidates from each state

Description : Representation of any state in Rajya Sabha is according to – (1) area of the state (2) population of the state (3) number of representatives in Lok Sabha from the state (4) fixed number of candidates from each state

Last Answer : (2) population of the state Explanation: The Fourth Schedule to the Constitution provides for allocation of seats to the States and Union Territories in Rajya Sabha. The allocation of seats is made ... the Rajya Sabha allotted to States and Union Territories has changed from time to time since 1952.

The advantage of following the IEEE Standard for drawing up aProject Management Plan (SPMP) – see IEEE Standard 1059.1 1987 – is a) It is drawn up by representatives from major development organisations b) It is designed for all types of products c) It is a framework that can be used irrespective of process model or specific techniques d) It can be tailored for each organisation for a particular applicationarea, development team or technique. e) All of the above.

Description : The advantage of following the IEEE Standard for drawing up a Project Management Plan (SPMP) - see IEEE Standard 1059.1 1987 - is a) It is drawn up by representatives from major  ... each organisation for a  particular applicationarea, development team or  technique. e) All of the above.

Last Answer : e) All of the above.

What are some representatives of the echinoderm phylum?

Description : What are some representatives of the echinoderm phylum?

Last Answer : Starfishes, sea cucumbers (holothurians), sea urchins and brittle stars are examples of echinoderms. Phylum Echinodermata - Image Diversity: echinoderms starfish sea cucumber sea urchin brittle star

What are some representatives of the phylum Mollusca?

Description : What are some representatives of the phylum Mollusca?

Last Answer : Snails, octopuses, squids and oysters are examples of molluscs.

Why do some states have more Representatives than other states? Choose one: a. Because the state's Representatives have seniority in the House of Representatives. b. Because of the state's population. c. Because of the geographical size of the state. d. Because of the state's location.

Description : Why do some states have more Representatives than other states? Choose one: a. Because the state's Representatives have seniority in the House of Representatives. b. Because of the state's population. c. Because of the geographical size of the state. d. Because of the state's location.

Last Answer : Correct Answer: b. Because of the state’s population. 

If we are able to flip the House of Representatives and a good portion of the Senate to Democrat, will it honestly make a difference?

Description : If we are able to flip the House of Representatives and a good portion of the Senate to Democrat, will it honestly make a difference?

Last Answer : Could it get any worse, do you mean? Whatever will happen will take its course, and no, nothing will make any difference. Sorry for the pessimism. I am probably on polar opposites than you, but I ... will be whatever they will be, and eventually, times will get better, no matter where we end up.

Do you have confidence in the ethics of the House of Representatives, now that the Republicans have decided to destroy the Ethics Committee?

Description : Do you have confidence in the ethics of the House of Representatives, now that the Republicans have decided to destroy the Ethics Committee?

Last Answer : Outraged and calling my congressman now. Unbelievable!

How quickly do you get angry with customer service representatives?

Description : How quickly do you get angry with customer service representatives?

Last Answer : I do not. Their job is shitty enough as it is, and I am a patient girl.

What do you call a state that no longer allows its elected representatives to cast votes?

Description : What do you call a state that no longer allows its elected representatives to cast votes?

Last Answer : Wisconsin? ;-)

When you write to your elected representatives, what is the usual response you get?

Description : When you write to your elected representatives, what is the usual response you get?

Last Answer : Haven’t gotten any back from the one time I wrote to my state senator. Of course, my state is NY. Our senate is in shambles. Not a surprise this guy couldn’t figure out how to write a reply.

A country holds election to elect peoples' representatives to form the government but the elections are not fair. -SST 10th

Description : A country holds election to elect peoples' representatives to form the government but the elections are not fair. -SST 10th

Last Answer : People face the challenge of expansion of democracy.

How many representatives can a country send to the U.N.O. -SST 10th

Description : How many representatives can a country send to the U.N.O. -SST 10th

Last Answer : A country can send a maximum of 5 representatives, but each country enjoys a single vote. The ‘Big five’ i.e., USA, UK, Russia, China and France have the power of veto also.

the house of representatives has the special power to -General Knowledge

Description : the house of representatives has the special power to -General Knowledge

Last Answer : The House of Representatives has the special power to vote to impeach a government official.

Who led the representatives of the Third Estate in Versailles on 20th June? -History 9th

Description : Who led the representatives of the Third Estate in Versailles on 20th June? -History 9th

Last Answer : Mirabeau and Abbé Sieyès were the two prominent figures in the history of the French Revolution. They led the people of the Third Estate, who gathered in the hall of a tennis court, to the grounds of Versailles on 20th June 1789.

Who led the representatives of the Third Estate in Versailles on 20th June? -History 9th

Description : Who led the representatives of the Third Estate in Versailles on 20th June? -History 9th

Last Answer : Mirabeau and Abbé Sieyès were the two prominent figures in the history of the French Revolution. They led the people of the Third Estate, who gathered in the hall of a tennis court, to the grounds of Versailles on 20th June 1789.

What is the maximum number of representatives of the States in Lok Sabha? -Do You Know?

Description : What is the maximum number of representatives of the States in Lok Sabha? -Do You Know?

Last Answer : The maximum strength of the House envisaged by the Constitution is 552, which is made up by election of upto 530 members to represent the States, upto 20 members to represent the Union Territories and not more than two members of the Anglo-Indian Community to be nominated by the Hon'ble President,

How are representatives of Union Territories in Lok Sabha chosen? -Do You Know?

Description : How are representatives of Union Territories in Lok Sabha chosen? -Do You Know?

Last Answer : The Lok Sabha is composed of representatives of people chosen by direct election on the basis of adult suffrage. ... Of these, 530 members are directly elected from the States and 13 from Union Territories, while two are nominated by the President to represent the Anglo-Indian community.

What is the maximum number of representatives of the States in Lok Sabha? -Do You Know?

Description : What is the maximum number of representatives of the States in Lok Sabha? -Do You Know?

Last Answer : The maximum strength of the House envisaged by the Constitution is 552, which is made up by election of upto 530 members to represent the States, upto 20 members to represent the Union Territories and not more than two members of the Anglo-Indian Community to be nominated by the Hon'ble President,

Anglo-Indian representatives in the Lok Sabha are nominated in terms of which Article? -Do You Know?

Description : Anglo-Indian representatives in the Lok Sabha are nominated in terms of which Article? -Do You Know?

Last Answer : Two members of the Anglo-Indian have been nominated to the Lok Sabha since the adoption of the Constitution, under Article 334(b). These two members were nominated by the President of India on the advice of the Government of India.

Who was chosen as President by the House of Representatives in 1824?

Description : Who was chosen as President by the House of Representatives in 1824?

Last Answer : John Adams

Which statement best describes the role of the speaker of the house of representatives?

Description : Which statement best describes the role of the speaker of the house of representatives?

Last Answer : The speaker leads to the House and sets rules related to its operations

A glass dome covering an area of 3-5 acres with 4000 representatives of most ecosystems and eight human beings in order to prepare a prototype of spac

Description : A glass dome covering an area of 3-5 acres with 4000 representatives of most ecosystems and eight human beings in order to prepare a prototype of spac

Last Answer : A glass dome covering an area of 3-5 acres with 4000 representatives of most ecosystems and eight human ... B. phytotron C. Biosphere 1 D. Biosphere 2

i. The elected representatives of the shareholders are called as ________

Description : i. The elected representatives of the shareholders are called as ________

Last Answer : Complete the sentence: i. The elected representatives of the shareholders are called as ________ ... Board Meeting shall not be less than _________

i. Elected body of representatives of shareholders. ii. An employee of a company who provides guidance and advice to the Board

Description : i. Elected body of representatives of shareholders. ii. An employee of a company who provides guidance and advice to the Board

Last Answer : Write a word or a term or a phrase that can substitute each of the following statement: i. ... was given to the Director to attend the meeting.

How many number of representatives a state sends to the senate?

Description : How many number of representatives a state sends to the senate?

Last Answer : Each state in the USA has two senators in the U.S. Senate. The number of representatives from each state in the U.S. House of Representatives is based on the population of each state.

What is the name of US Representatives in Haralson County Georgia?

Description : What is the name of US Representatives in Haralson County Georgia?

Last Answer : Need answer

What basis - area population or wealth - was the number of representatives in the House determined?

Description : What basis - area population or wealth - was the number of representatives in the House determined?

Last Answer : I didn't expect to be first but AHEM...... Instagram:Vlxzue

Is this true or false Once a newly-proposed law passes either the House of Representatives or the Senate it becomes a law?

Description : Is this true or false Once a newly-proposed law passes either the House of Representatives or the Senate it becomes a law?

Last Answer : Need answer

Why did colonies have representatives assemblies?

Description : Why did colonies have representatives assemblies?

Last Answer : do u go to swainston

Why is the election of senator held every six years but the election cycle for representatives is only two years?

Description : Why is the election of senator held every six years but the election cycle for representatives is only two years?

Last Answer : Need answer

What two presidents were chosen by the house of representatives?

Description : What two presidents were chosen by the house of representatives?

Last Answer : Need answer

What fraction of representatives and senators must agree in order to override the president and veto?

Description : What fraction of representatives and senators must agree in order to override the president and veto?

Last Answer : 2/3 of the Reps and Senators voting much agree in order tooverride the President's veto. In numbers this means 290representatives and 67 senators if every member votes .

What group of representatives that create laws?

Description : What group of representatives that create laws?

Last Answer : Congress makes the laws.

How many U.S. Representatives represent N. C. and how long do they serve?

Description : How many U.S. Representatives represent N. C. and how long do they serve?

Last Answer : North Carolina has 13 representatives in the House.Representatives serve 2 years. Check your phone book for theirnames.

Is it true that The senate has more committees than the House of Representatives?

Description : Is it true that The senate has more committees than the House of Representatives?

Last Answer : Depends on what you're counting.The House of Representatives has 21 congressional committees; 20standing committees and one select committee.The Senate has 20 committees, 68 subcommittees, and 4 jointcommittees.