This topic contains a solution. Click here to go to the answer

Author Question: What is the most effective anti-drag body plan? a. Torpedolike b. Horizontally compressed c. ... (Read 20 times)

karen

  • Hero Member
  • *****
  • Posts: 537

What is the most effective anti-drag body plan?
  a. Torpedolike
  b. Horizontally compressed
  c. Vertically compressed
  d. Disk-shaped



Question 2

What is considered the most primitive true animal?
  a. Porifera
  b. Cnidaria
  c. Annelida
  d. Mollusca




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

ANS: A
Drag is the resistance to movement and is determined by the frontal area, body contour, and surface
texture. It increases geometrically with increasing speed. Information can be found in the section
Fishes Are Successful Because of Unique Adaptations.



Answer to Question 2

ANS: A
Sponges, in the phylum Porifera, are the most primitive. They are all suspension feeders that are found
in all latitudes. Information can be found in the section Invertebrates Are the Most Successful and
Abundant Animals





karen

  • Member
  • Posts: 537
Reply 2 on: Aug 22, 2018
YES! Correct, THANKS for helping me on my review


dyrone

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

For a complete list of videos, visit our video library