When light strikes the outer segment of Rod cells: 

Na + channels closed 

Hyperpolarizing receptor potential

TLS Online TPP Program

#Id: 9951

#Unit 4. Cell Communication and Cell Signaling

Natural immunity to helminth infections is Th2-type responses, including ILC2s, and IL-4 and IgE production.

TLS Online TPP Program

#Id: 2645

#Unit 13. Methods in Biology

In G-less cassette transcription, a promoter is fused to a double stranded DNA cassette lacking G’s in the nontemplate strand, then the construct is transcribed in vitro in the absence of GTP. 

TLS Online TPP Program

#Id: 6729

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 7733

#Unit 1. Molecules and their Interaction Relevant to Biology

Atoms are made of the same three basic particles: protons, neutrons, and electrons.

TLS Online TPP Program

#Id: 8637

#Unit 2. Cellular Organization

The G1 cyclin-CDK complex (Cln3-CDK in yeast) stimulates the formation of G1/S phase cyclin-CDKs, which initiate bud formation, centrosome duplication, and DNA replication.