Humans have a taibone, but no tail.  This is a example of a _______________ structure. 

This represents the amino acids sequence of a histone protein in five organisms. The darker areas show where amino acids are identical, lighter areas show differences.    How many amino acids differ between cows and chimps? 

Identify the phylum or kingdom this protist belongs to. 

What is the name of the organism that lives in a symbiotic relationship with termites to help them digest cellulose? 

Phenotype Genotype Number of Individuals White rr 90 Red RR 135 Pink Rr 225 a. What is the frequency of the “R” allele?  Do not round.   b. What is the frequency of the “r” allele?  Do not round.  c. In the second generation 300 flower buds are produced.  How many flowers in the second generation will be expected to be heterozygotes if the population is under Hardy-Weinberg equilibrium?   

Red is dominant to orange.  The red and orange circles represent alleles in a population.  What is q2 in this population? 

Allele frequencies in  large populations have __________________ change when compared to allele frequencies in small populations. 

Use the derived characteristic chart to fill in missing parts of the cladogram.   What organism would fill slot C? 

Are these structures (rabbit skull and cat skull) homologous or analogous? 

List one structure this becomes in humans.