Evolutionary ecology at its best. How to read the study guide. Questions are in (#) Answers from each person are in Letters exp A, B, C...

Monday, March 22, 2010

(19) What factors can influence the reproductive success of an organism? When would it be beneficial to allocate more resources to growth rather than reproduction?

A. All limiting factors mentioning in question 23
It would be more beneficial to allocate more resources to growth rather than reproduction when species have to live in a competitive habitat. Their priorities are food, spaces, water and other resources. That’s why they need to grow as much as possible to be able to stand the harshness of their living environment.

B.Factors that affect reproductive success of an organism – environment, survival, resources, genes, and adaptation.

C.Factors that can influence the success of an organism reproduction include amount of water, food/ nutrients available, surviving infancy. If there are more resources available then a large family makes since prepare for the future. Sometimes it makes more since to concentrate on growth if you don’t believe offspring wont survive because there are few resources.

D.>> predations, environment... when the environmental condition is harsh it is more

E.The ability of one the male to capture the interest of the female. Limited energy allocated to reproduction. The more energy they spend on reproduction, the less for growth and maintenance.

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