This line of evidence says that organisms who live close to one another are often similar.
What is geographical distribution
This organelle produces ATP (adenosine triphosphate)
What is the mitochondria
Give an example of Analogous structures
Various examples accepted
This is the last step of natural selection.
Selection - Organisms with beneficial traits will reproduce and pass those traits on.
Long chains of these make up proteins
What are amino acids?
Give an example of adaptations in humans discussed in class.
Brain size, opposable thumbs, ball and socket joint in shoulder
This is the second step of natural selection.
What is an variation - organisms of the same population will have variation in each of their traits.
In this type of inheritance, both phenotypes are present in the heterozygous state
What is codominance?
Give an example of environmental change that lead to selection for a different trait
moths , other examples
This "slang" term is used to say that the most adapted organism will survive.
What is "survival of the fittest?"
6CO2+6H2O -> C6H12O6+6O2
What is photosynthesis?
Give TWO examples of adaptations that might be beneficial to organisms living in Anarctica
Various accepted
Natural selection acts on the ______ not on the __________
what are phenotype and genotype (in that order.)