There is no model visible, but the main theory as to how an asteroid/meteor impact would cause a mass extinction is that the force of the projectile landing onto the surface of the earth would launch so much debris and material into the atmosphere that it would block out most if not all light from the sun, leading to a inevitable food pyramid crash. As the producers die and become harder and harder to find, primary consumers decline which leads to the decline of secondary consumers, and so on until you reach the apex predators in the ecosystem(s). Hope this helped!
Answer:
b. did not know how to care for infants
Explanation:
Research shows that captive-bred monkeys without their mothers don't know how to care for babies. This is because these little monkeys grow up without maternal support, do not have a behavioral model about caring for babies and therefore can not create enough affective bond to care for their infants. Monkeys are very intelligent beings and often associate the behavior of other monkeys as inspiration for the situations they are facing, captive-bred monkeys without their mothers do not have this model of inspiration and therefore do not know how to take care of baby monkeys.
To control hormone levels to prepare the body for pregnancy.
The answer is: "emigration" .
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The departure of individuals from a popultation is called: <u> emigration </u><u /> .
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Answer:
having a genetically diverse population make a species more likely to survive a change to the enviroment because random mutations can occur in a species and if a sudden change in the environment were to occur like extreme heat for example, some of the mutations in their DNA may help them survive this extreme heat and the species will be more likely to survive