Biology Exam 2014 Flashcards
_____ was the famous lawyer that was in charge of the first trial (in the scopes monkey trial).
Clarence Darrow
The Scopes Monkey Trial was trying to abolish ____ law.
The Butler Act
Define: Epistasis
When the effect of one gene depends on the presence of one or more “modifier gene”.
What is the Hardy-Weinberg equilibrium?
Allele and genotype frequencies in a population will remain constant from generation to generation in the absence of other evolutionary influences.
p^2+2pq+q^2 = 1
Where ‘p’ and ‘q’ represent the frequencies of alleles. It is important to note that p added to q always equals one (100%).
Define Altruism
A behavior that reduces the fitness of the actor while increases the recipients fitness.
In most cases in nature, the actor has some form of benefit, so true altruism is rare.
Define Pleiotrophy
When one gene affects multiple trails.
Define the Intelligent Design Theory:
Some parts of the universe, particularly involving the origins and complexity of life, are too complex to have appeared without the action of an intelligent designer.
Define Natural Selection
The differential reproductive success of individuals based on variations in heritable traits favored by the environment.
What part of the definition of natural selection did T. Malthus come up with?
Differential reproductive success
What part of the definition of natural selection did Lamarck come up with?
Heritable traits
