Continuous red light absorbed by phyB stimulates de-etiolation by maintaining high levels of PfrB.

TLS Online TPP Program

#Id: 6346

#Unit 8. Inheritance Biology

Z-Linked Characteristics

TLS Online TPP Program

#Id: 5959

#Unit 10. Ecological Principles

Invertebrates generally have fairly high production efficiencies  (about 10–50%) than vertebrate. Ectotherms, typically have production efficiencies of around 10%, and birds and mammals, which are endotherms, have production efficiencies in the range of 1–2%.

TLS Online TPP Program

#Id: 1631

#Unit 4. Cell Communication and Cell Signaling

C5b67 complexes can insert into the membrane of nearby cells and mediate “innocent bystander” lysis.

TLS Online TPP Program

#Id: 4699

#Unit 11. Evolution and Behavior

Altruism in social insects(haplodiploidy) Workers, rarely reproduce themselves but instead help one reproductive female (the queen) to raise offspring, a phenomenon called eusociality.

TLS Online TPP Program

#Id: 2004

#Unit 8. Inheritance Biology

The color of our hair is caused largely by a pigment called melanin

a. Eumelanin-black or brown

b. Pheomelanin-red or yellow