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Examine the cladogram of whales and their ancestors presented in this video. Note that this diagram does NOT show modern whales evolving from any specific fossil form, but form the common ancestors of known fossil species and modern animals. Discuss the important difference between this view of evolutionary history, and the old view, which often attempted to identify specific fossils as the ancestors of a living form.
(Link to video: https://bit.ly/35k4GbL)
What is the African indigenous explanation of where humans originated from?
Consider a population with two loci (A, B) each with two alleles (A,a and B, b). Which of the following represent expected frequencies for particular haplotypes, if the frequency of allele A = 0.5 and the frequency of allele B = 0.7, and alleles are combined at random across the two loci?


ab = 0.25 and aB = 0.25


AA = 0.25 and Ab = 0.3


AB = 0.35 and bb = 0.09


AB = 0.7 and Ab = 0.125


Ab = 0.15 and aB= 0.35
"Systematic botany is an unending synthesis". Elaborate your answer by giving examples from any two branches of botany.
What is the significance of isolating mechanism in a population.
Discuss natural selection in action by citing a popular example.
5. Why might kingdom Protista be thought of as the “odds and ends” kingdom? (3)

1.     Why might kingdom Protista be thought of as the “odds and ends” kingdom?                (3)


2.     What are the major groups of organisms that belong to each of the three domains? In which domain and kingdom would you classify each of the following: white willow, Escherichia coli, tapeworm, and black bread mold?                                                               (6)


   


evolution of mamalian molar dentition in triasic period?
evolution of mamalian molar dentition in triasic period?
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