Top answers

How is the lung adapted for gas exchange?

Large surface area: Branches off, starting with bronchioles until microscopic in size with air filled sacs called alveoli. The alveoli also have massive capiliary networks surrounding them so there is a big ...
MK
Answered by Miss K. • Biology tutor
3787 Views

What is the difference between mitosis and meiosis?

The main difference is that meiosis halves the number of chromosomes (2n-->n) whereas mitosis does not. (2n-->2n) Mitosis is simply the division of the nucleus, creating to genetically identical daught...
MF
Answered by Mara F. • Biology tutor
10925 Views

What is glycolysis?

Glycolysis is the process by which cells create ATP from glucose. It occurs in all cells. Glycolysis is an anaerobic process, which, means it may occur even without oxygen. Glucose is converted to 2 molecule...
VT
Answered by Vittoria T. • Biology tutor
7837 Views

Give advantages and disadvantages of treating patients with an artificial heart.

advantages: it's useful where no other treatment is available or when the patient's near to death it extends a lifespan disadvantages: there's a low success rate the device has limited lifespan or battery wi...
SW
Answered by Sally W. • Biology tutor
12718 Views

a.) What is homeostasis? b.) Name three ways the body achieves this and why it is important

a.) Homeostasis is the means by which the body maintains a constant internal environment. b.) - Temperature needs to be maintained at 37.5 degrees C in order for the body's enzymes to function correctly. Tem...
AF
Answered by Alice F. • Biology tutor
5807 Views