This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Platyhelminthes were the first organisms to have ____. a. a fully developed brain b. a notochord ... (Read 23 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Aug 22, 2018

Platyhelminthes were the first organisms to have ____.
  a. a fully developed brain
  b. a notochord
  c. a central nervous system
  d. metamerism
  e. an excretory system



Question 2

Which worm has a segmented body plan?
  a. Platyhelminthes
  b. Nematoda
  c. Roundworm
  d. Polychaeta
  e. Flatworm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ApricotDream

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 22, 2018
Answer to Question 1

c

Answer to Question 2

d


haleyc112

  • Member
  • Posts: 600
Reply 2 on: Aug 22, 2018
Excellent

bimper21

  • Member
  • Posts: 309
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
How Marijuana Affects the Brain How Marijuana Affects the Brain
Sheep brain Sheep brain
Brain types Brain types
Superior view of transverse section through eyeballs and brain Superior view of transverse section through eyeballs and brain
How to obtain more bacteria culture from already developed colony in HS medium How to obtain more bacteria culture from already developed colony in HS medium
Video: Retina

For a complete list of videos, visit our video library