The ectoderm is induced to become epidermal tissue by BMPs

TLS Online TPP Program

#Id: 3166

#Unit 11. Evolution and Behavior

 Neutral theory of molecular evolution- Developed by Motoo Kimura, who argued that most of the evolution of DNA sequences occurs by chance (genetic drift) rather than by natural selection.

TLS Online TPP Program

#Id: 1044

#Unit 5. Developmental Biology

The limb bud is regionalized into 3 functional domains

1. Progress zone

2. Zone of polarizing activity

3. Apical ectodermal ridge

TLS Online TPP Program

#Id: 3802

#Unit 5. Developmental Biology

During growth, unicellular D. discoideum monitor their cell density relative to that of their bacterial food source by secreting a glycoprotein called prestarvation factor at a constant rate.

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#Id: 891

#Unit 13. Methods in Biology

The nuclear genome of mammals is 40% G+C and the dinucleotide CG is fivefold less common than statistically expected.

TLS Online TPP Program

#Id: 8178

#Unit 2. Cellular Organization

Peroxisomes major sites of oxygen utilization (carrying out oxidative reactions).