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In a reforestation project,a fast-growing pine tree (fast-growing due to a dominant A allele)was selfed,and the resulting seed were planted on two islands (X and Y).One year after planting,there was a severe termite attack on Island X.The termites,which killed all slow-growing trees,destroyed 25% of the trees on the island.A severe cyclone struck Island Y and randomly killed 25% of its trees.Justify all answers.
a)With the information provided above,can you suggest the genotype of the original fast-growing tree that was selfed to obtain seed?
b)What evolutionary force is at work on Island X?
c)What evolutionary force is at work in Island Y?
d)Following the termite and cyclone attacks,which of the pine populations (X or Y)will have the most genetic variation?
e)Suppose that the cyclone that struck Island Y did so early in the year,before the emergence of the slow-growing trees.In this case,what evolutionary force is at work on Island Y?
Equilibrium Price
The price at which the quantity of a good or service demanded by consumers equals the quantity supplied by producers, leading to a stable market condition.
Equilibrium Quantity
The quantity of goods or services that is supplied and demanded at the equilibrium price, where supply equals demand.
Supply Curve
A graphical representation of the relationship between the price of a product and the quantity of the product that a supplier is willing and able to supply, holding all other factors constant.
Equilibrium Price
The price at which the quantity of a good or service demanded by consumers is equal to the quantity supplied by producers, leading to a stable market condition.
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