T_x (total years lived) is calculated by summing the values of Lx in age class x and all subsequent (older) age classes.

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#Id: 4028

#Unit 7. System Physiology – Animal

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#Id: 9149

#Unit 11. Evolution and Behavior

Nonrandom Mating - Nonrandom mating are two type,

1. Positive assortative mating - Like individuals to mate.

2. Negative assortative mating - Unlike individuals to mate

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#Id: 8613

#Unit 2. Cellular Organization

Threonine -160 phosphorylation is mediated by 

CDK-activating kinase (CAK)

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#Id: 2118

#Unit 8. Inheritance Biology

Microarray-comparative genomic hybridization (CGH) based on the use of BAC clones promises a sensitive strategy for the detection of DNA copy-number changes on a genome-wide scale, could detect as small as 5–20 kb in length.

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#Id: 9126

#Unit 10. Ecological Principles

Ectoparasite A parasite that lives on the outside of an organism.

Endoparasite A parasite that lives inside an organism.