Heart chambers of Bird and Mammalian heart
State how many chambers do the bird heart and the mammalian heart have? Concerning the maintenance of temperature specify the benefit of double and complete circulation of these animals?
Expert
The bird and the mammalian hearts are divided into four chambers:
a) Right atrium, b) Right ventricle, c) Left atrium and d) Left ventricle.
Birds and mammals are homoeothermic, that is, they control the temperature of the body. The four-chambered heart and double circulation offers more supply of oxygenated blood to the tissues resulting in the higher metabolic rate majorly cellular respiration rate. Part of the energy generated by the cellular respiration is used to manage the body temperature.
What do you mean by the nitrogen wastes?
What are the three main kinds of passive transport? Answer: The three main kinds of passive transport are osmosis, simple diffusion, and facilitated diffusion.
Describe peristaltic movements? Describe their role in the human digestion?
Specify the specialized conductive tissues of plants?
Write down the tertiary structure of protein? And also write down the major types of tertiary structure?
Describe briefly the term angiosperms, flowering plants? And also write down its main feature which distinguishes them from the gymnosperms?
What do you mean by the term primary or central lymphoid organs? Briefly illustrate it.
Homo neanderthalensis was an extinct human species that lived in Europe and western Asia, and members of this species subsisted exclusively on hunted and gathered foods. Based on your knowledge of milk tolerance in humans, would you suppose that Homo neanderthalensis
Name the specialized structures which help the adhesion between cells?
Do all mammals contain a placenta?
18,76,764
1952650 Asked
3,689
Active Tutors
1424499
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!