Average fitness

In a species, only 1 of every 1000 seeds survives to reproductive age, and that those that survive produce an average of 3000 seeds.

TLS Online TPP Program

#Id: 836

#Unit 4. Cell Communication and Cell Signaling

Some necrotrophs produce host‐selective toxins as HC toxin produced by the fungal pathogen Cochliobolus carbonum of maize (Zea mays) inhibits histone deacetylase activity.

TLS Online TPP Program

#Id: 3009

#Unit 3. Fundamental Processes

Replication requires a helicase to separate the strands of DNA using energy provided by hydrolysis of ATP.

TLS Online TPP Program

#Id: 8621

#Unit 2. Cellular Organization

The Cip/Kip family members bind to cyclin-bound CDKs and block the activity of cyclin D-, E-, A-, and B-containing complexes.

TLS Online TPP Program

#Id: 7980

#Unit 10. Ecological Principles

Organisms that are denser than their surrounding water, a variety of adaptations can either reduce an organism’s density or retard its rate of sinking.

TLS Online TPP Program

#Id: 8431

#Unit 10. Ecological Principles