--%>

Transportation of substances in animals

Explain another means for the transportation of substances in the animals without having a circulatory system? Why blood is more essential for larger animals?

E

Expert

Verified

Animals which do not have circulatory system the transportation of substances occurs by cell to cell through the diffusion. The blood is primary means of transportation of substances for the larger animals as in these animals there exist tissues at large distance from each other and also from the environment therefore making diffusion impossible.

   Related Questions in Biology

  • Q : State Joint Venture Joint Venture : It

    Joint Venture: It is an arrangement where two or more persons (that is, participants) work altogether in a restricted and stated business undertaking. Normally, all participants of the joint venture add assets, share risks, and encompass mutual liabil

  • Q : Describe heterophagic intracellular

    Describe heterophagic intracellular digestion? How is this procedure accomplished?

  • Q : Meninges and cerebrospinal fluid Define

    Define the term meninges and cerebrospinal fluid?

  • Q : Explain Manufacturing Engineering

    Manufacturing Engineering: This involves analyzing, designing, and applying manufacturing techniques and processes and hence quality products can be generated at a competitive cost. This is the manufacturing engineer who is most accountable for the pr

  • Q : What is Team Leadership Team Leadership

    Team Leadership: It is the management of a group of people brought altogether to work to attain a common goal. In order to get everybody to work as one functioning team, the leader should motivate and motivate his or her followers. Leadership of a tea

  • Q : Absorption of photic energy for

    Name the molecule responsible for the absorption of photic energy for photosynthesis? Where is that molecule situated in the photosynthetic cells?

  • Q : Decision tree I have a problem

    I have a problem regarding decision tree. Answer the following question. The decision tree is as shown, perform the tasks listed below: 2159_decision t</span></p>
                                        </div>
                                        <!-- /comment-box -->
                                    </li>
   
   </td>
	</tr><tr>
		<td>
       
      <li>
                                        <div class=

    Q : Barriers to Diversity - Organizational

    Despite a general awareness in organizations that diversity is a positive factor, individuals still experience numerous personal barriers to accepting diversity. That who come from homogeneous backgrounds are especially vulnerable to attitudes that prevent them from b

  • Q : Explain about the term DNA vaccine

    Explain in brief about DNA vaccine?

  • Q : Mechanism of transmission of neural

    What is the mechanism through which the neural impulse is transmitted all along the axon?