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A fault opens in a forest and separates a population of lizards in half. In 100 years the fault closes and the lizards can interact again. Explain why the lizards are no longer able to breed.

An answer deserving full marks would be a clearly written, long-form paragraph containing 4-5 of these points: The lizard populations cannot interact or share genes after the faultThe two sides of the fault ...
ZL
Answered by Zach L. • Biology tutor
2605 Views

In which phase of the cell cycle does crossing over occur?

Crossing over is the process by which chromosomes are able to 'cross over' and exchange some of their genetic material during meiosis. The consequence of this is increase genetic diversity. Meiosis is the pr...
KR
Answered by Kamarl R. • Biology tutor
25529 Views

What's the mechanism behind inspiration in human?

This entire process is based on a pressure gradient or the difference in air pressure between the air inside our lungs and the air in our external environment. Just like the normal principle of concentration...
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Answered by Pam N. • Biology tutor
5781 Views

What is the difference between mitosis and meiosis?

The main difference is that mitosis happens in every cell in the body. Whereas, meiosis only happens in sex cells. Another difference is that mitosis produces two identical diploid daughter cells but meiosis...
LE
Answered by Lucca E. • Biology tutor
3071 Views

Describe the structural differences between arteries, veins and capillaries and link to their function

Arteries - Small lumen, large amount of smooth muscleSmall lumen provides increased blood pressure for blood to flow all across body - smooth muscle provides necessary force to push blood across body Veins -...
MS
Answered by Muhammad S. • Biology tutor
2948 Views