At the midpoint of the cycle, between the follicular and luteal phases, ovulation occurs.

TLS Online TPP Program

#Id: 6005

#Unit 3. Fundamental Processes

Orc2-5 binds strongly; Orc6 binds weakly to ARS and has a nuclear localization signal that must be activated by the cyclin/ CDK kinase during the G1 to S transition.

TLS Online TPP Program

#Id: 10003

#Unit 4. Cell Communication and Cell Signaling

Mice homozygous for a null allele of dhh exhibit defective spermatogenesis

TLS Online TPP Program

#Id: 6805

#Unit 3. Fundamental Processes

AGO2 is the protein responsible for the cleavage of targetRNA. One domain of the protein is homologous to theRNase H enzymes that degrade the RNA of an RNA-DNA

hybrid

TLS Online TPP Program

#Id: 8790

#Unit 10. Ecological Principles

Communities may be identified and recognized by several features that may be quantitative and qualitative.

Quantitative characters are those that can be measured, e.g., density, abundance, frequency, cover area and basal area of species present in a given area. 

TLS Online TPP Program

#Id: 9140

#Unit 10. Ecological Principles

Brood parasitism is a specific kind of kleptoparasitism in which individuals manipulate others to feed and look after their young.