--%>

Other means for transport of substances in animals

What is the other means for transport of substances in animals devoid of a circulatory system? Why is blood significant for bigger animals?

E

Expert

Verified

The animals which do not have the circulatory system, transportation of substances takes place by cell to cell diffusion.

The blood is a basic means of substance transport for bigger animals as in such animals there are tissues distant from one other and from the atmosphere therefore making diffusion not possible.

   Related Questions in Biology

  • Q : Colonies and societies Explain what do

    Explain what do you mean by the colonies and societies?

  • Q : State National Account Manager National

    National Account Manager: In superior companies, there may be both a national and regional account manager, but in smaller companies, you are probable to get only a national account manager. Such position may report to the sales director, the sales ma

  • Q : Define the term pus Define the term

    Define the term pus? Answer: Pus is a residual of an inflammatory reaction. It comprises a mixture of fragments of dead leukocytes, infectious agents (usually bacter

  • Q : Dosage-route of administration making

    Briefly explain regarding dosage and route of administration that make a substance antigenic.

  • Q : Mitosis participate how does mitosis

    how does mitosis participate in the growth of cellular organism

  • Q : Explanation of burette-describe how

    Give a brief explanation of burette and also describe how it is used?

  • Q : Individual Differences - Organizational

    Because the inner characteristics that constitute an individual's personality are a unique combination of factors, no two individuals are exactly alike. Nevertheless, many individuals tend to be similar in terms of a single personality characteristic. For instance, many people can be described as

  • Q : Functions of insulin and glucagon

    Specify some of the functions of insulin and glucagon for control of the blood glucose?

  • Q : Type of digestive system in the molluscs

    Name the type of digestive system in the molluscs? Answer: Molluscs existed extracellular digestion and a whole digestive system, with anus and mouth.

  • Q : Complete a paper demonstrates effective

    In FIN 620 each student is required to complete a paper that demonstrates effective communication skills, research competence, and technology fluency. The paper should demonstrate the ability to clearly communicate ideas about financial management in a professional ma