--%>

Embryos of placental mammals

How embryos of placental mammals release nitrogen wastes?

E

Expert

Verified

Placental animals, with embryos, release the urea. In the adult placental mammal, urea is secreted through urine. In embryos, the molecule passes to the blood of the mother through the placenta and it is released in the mother’s urine.

   Related Questions in Biology

  • Q : Formation of sperm cells describe

    Indicating respective ploidy and the name of each involved cell how can the formation of sperm cells through germ cells be described?

  • Q : Function of platelet Write down the

    Write down the function of platelets? What consequences do the clinical situation known as thrombocytopenia yield?

  • Q : Nitadion What is meant by the nidation?

    What is meant by the nidation? Specify the phase of tmenstrual cycle where nidation takes place?

  • Q : Intermediate and final products Giving

    Giving reasons categorize the following into intermediate and final products (i) Furniture bought by a school.(ii) Chalk, duster, and so on bought by a school.

  • Q : Beadth of application - Taxonomy of

    This research is widened from pure research to action research. Pure research is concerned with the advancement of knowledge. It tries to understand some phenomena and cause-effect relationship theories. It does not bother whether the findings are used in practice or

  • Q : Opportunistic diseases which can affect

    Write down the major opportunistic diseases which can affect AIDS patients?

  • Q : Sign of electric charge between two

    Which is the normal sign of electric charge between two sides of neuron plasma membrane? Describe potential difference (voltage) generated between these two sides? What is that voltage called?

  • Q : Percentage of water in the human body

    What is the estimated percentage (in mass) of water in the human body? Is this percentage estimated to be greater in the adult or in the old individual?

  • Q : Describe International Employment

    International Employment: The word “employee benefits” refers to non-wage compensation given to employees in addition to salary or wages. This can comprise a broad range of benefits comprising social security benefits, medical care, retire

  • Q : What are fossil fuels What are the

    What are the fossil fuels? Describe in detail.