TLS Online TPP Program

#Id: 10400

#Unit 4. Cell Communication and Cell Signaling

Gain-of-function mutations:

1. Duplication or amplification of the gene

2. A point mutation that results in a hyperactive or constitutively active protein product

TLS Online TPP Program

#Id: 2257

#Unit 11. Evolution and Behavior

Underdominance, in which the heterozygote has lower fitness than both homozygotes.

TLS Online TPP Program

#Id: 9018

#Unit 6. System Physiology – Plant

When dark‐treated chloroplasts are exposed to light

activate enzymes of the Calvin–Benson cycle that require Mg2+ for catalysis and are more active at pH 8 than at pH 7 for STROMA

TLS Online TPP Program

#Id: 9237

#Unit 6. System Physiology – Plant

Mesophyll cell (peripheral region)= Primary carboxylation and regeneration

Bundle sheath cell (internal region)= Decarboxylation and Secondary carboxylation

TLS Online TPP Program

#Id: 180

#Unit 5. Developmental Biology

Regional specificity of induction:

mesenchyme plays an instructive role, calling into play different sets of genes in the responding epithelial cells.