« previous next »

Author Question: How many of the following are characteristics of arthropods? 1. protostome deve (Read 624 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Aug 5, 2013
How many of the following are characteristics of arthropods?
1.    protostome development
2.    bilateral symmetry
3.    a pseudocoelom
4.    three embryonic germ layers
5.    a closed circulatory system
A) one of these
B) two of these
C) three of these
D) four of these
E) five of these


camila

  • Hero Member
  • *****
  • Posts: 705
Reply #1 on: Aug 8, 2013
Answer has to be C, trust me!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Charlie

  • Hero Member
  • *****
  • Posts: 640
Reply #2 on: Oct 18, 2013
Wonderful, you were right, thank you so much.


« previous next »
 

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Chordate characteristics Chordate characteristics
Locations and Response Characteristics of Photoreceptors Locations and Response Characteristics of Photoreceptors
Testing the Chemical Characteristics of Urine with Reagent Strips Testing the Chemical Characteristics of Urine with Reagent Strips
Testing the Chemical Characteristics of Urine with Reagent Strips Testing the Chemical Characteristics of Urine with Reagent Strips
Characteristics of NREM and REM sleep Characteristics of NREM and REM sleep
Animated! Organisms are classified into groups according to their characteristics Animated! Organisms are classified into groups according to their characteristics
Video: Bond in biological molecules (Ionic, Covalent and Hydrogen bonds)/ How atoms bond?

For a complete list of videos, visit our video library