Evolution , Biology

Assignment Help:
What benefits led to natural selection of a two-circuit pump function of the heart
a) One circuit to go from the heart to the body and one from the heart to the lungs
b) One circuit to go from the heart to the body and one from the heart to the gills
c) One circuit to go from the heart to the lower body and one from the heart to the head
d) One pump to blood to the tissues and one pump to pump it back
e) To pump twice as much blood

Related Discussions:- Evolution

Describe the features common in ventricular outflow, Describe the Features ...

Describe the Features common in ventricular outflow obstruction ? An ejection systolic murmur (ESM) due turbulent flow of blood through the obstruction. Hypertrophy of the cham

What is the definition of polyphenols, What is the Definition of Polyphenol...

What is the Definition of Polyphenols? Polyphenols are the compounds that contain an-ON group attached to the benzene ring. The main classes are: flavonoids, phenolic acids and

Sheep-pox, Sheep-pox Sheep-pox, a highly contagious disease, causes a m...

Sheep-pox Sheep-pox, a highly contagious disease, causes a mortality of 20 to 50% in animals below the age of 6 months. It also causes damage to the wool and skin in adults. Of

Why dietary obtainment of iodine important for thyroid, Q. Why is the dieta...

Q. Why is the dietary obtainment of iodine so important for thyroid functioning? The obtainment of iodine from the diet is vital for the thyroid because this chemical element i

Explain why this essential that muscle cells, Explain why it is essential t...

Explain why it is essential that muscle cells, during anaerobic respiration, convert pyruvic acid (pyruvate) into lactic acid, even though the conversion results in an accumulation

Define phases of the absorption of iron, Define phases of the absorption of...

Define phases of the absorption of iron? The process of absorption is divided into three phases: i) Iron uptake by enterocytes (epithelial cell of the superficial layer of t

Explain the law of segregation, Explain how the events of meiosis account f...

Explain how the events of meiosis account for the law of segregation and the law of independent assortment. In meiosis, the two alleles of every gene are segregated when the tw

Cellulose is not consumed by human beings but some animals, Since Some anim...

Since Some animals, particularly ruminants and termites, can digest cellulose with the help ofsymbiotic micro-organisms that live in their guts. Humans can digest cellulose to some

Define phenolic acids and derivatives, Define Phenolic Acids and Derivative...

Define Phenolic Acids and Derivatives? Two families of phenolic acids are widely distributed in plants: a range of benzoic acid derivatives and those derived from cinnamic acid

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd