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

Mass extinction, Mas s Extinction - Since beginning many species ev...

Mas s Extinction - Since beginning many species evolved and got extinct (in fact only 1 % is living). Sometimes it occured suddenly at large scale, (most recently dinosa

Determine the goal of a bcc programme, Determine the Goal of a BCC Programm...

Determine the Goal of a BCC Programme The overall goal of BCC programs for diabetes mellitus is to promote behaviors that control blood sugar and prevent complications. Thes

Congenital anomalies of small and large intestines, Congenital Anomalies of...

Congenital Anomalies of Small and Large Intestines: 1) Intussusecption  Intussusecption  is the invagination or telescoping  of one part of  the intestine into another part

What is the critical photoperiod, What is the critical photoperiod? How can...

What is the critical photoperiod? How can the critical photoperiod relate to flowering be experimentally determined? The critical photoperiod is the limit of the photoperiod du

Importance of dark period, Importance of Dark Period For quite sometim...

Importance of Dark Period For quite sometime the role of light period (photoperiod) was emphasised in flowering? However, based on certain experiments it was realised that it

What is a bio regenerative system, What is a bio regenerative system? Why i...

What is a bio regenerative system? Why is it essential? Nutritional requirements for long flights have been refined, placing more demands on food development. Despite the techn

How ph affect the initial rate of an enzyme, How does pH affect the initial...

How does pH affect the initial rate of an enzyme -catalyzed reaction?

Oxidation of pyruvate to acetyl coa, OXIDATION OF PYRUVATE TO ACETYL CoA ...

OXIDATION OF PYRUVATE TO ACETYL CoA The oxidation of  pyruvate  to acetyl CoA is  the irreversible route from glycolysis  to the citric acid cycle. What is citric acid cycle?

Use of the activity chart, Use of the Activity Chart Organizing t...

Use of the Activity Chart Organizing teams and to decide its strength of different operations on mass production work. Establishing teams for maintenance and similar

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