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TLS Online TPP Program

#Id: 2252

Adaptive landscape- A surface in multidimensional space that represents the mean fitness of a population.

#Unit 11. Evolution and Behavior #Rate of change in gene frequency through natural selection #Part B Pointers
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TLS Online TPP Program

#Id: 2912

#Unit 3. Fundamental Processes

Each DnaB activates a DnaG primase-in one case to initiate the leading strand, and in the other to initiate the first Okazaki fragment of the lagging strand
TLS Online TPP Program

#Id: 1584

#Unit 5. Developmental Biology

Primitive Streak; homologous to amphibian blastopore lip
TLS Online TPP Program

#Id: 8960

#Unit 11. Evolution and Behavior

Duplicate gene and its parental copy can subfunctionalize so that each carries out only some of the roles that the ancestral gene performed. 

Ex- a duplicate of the β-hemoglobin locus is expressed in the fetus. 
TLS Online TPP Program

#Id: 6916

#Unit 8. Inheritance Biology

Segmental duplications have played an important role in the evolution of human chromosomes; about 4% of the human genome consists of segmental duplications. 
TLS Online TPP Program

#Id: 2067

#Unit 8. Inheritance Biology

COMPONENTS OF PHENOTYPIC VARIANCE
1. Genetic variance (Vg)
2. Environmental variance (Ve)
3. Genetic–environmental interaction variance (VGE)