IP3 triggers the opening of IP3-gated Ca²+ channels in the ER and elevation of cytosolic free Ca²+.

TLS Online TPP Program

#Id: 6073

#Unit 10. Ecological Principles

India Forest 1968

TLS Online TPP Program

#Id: 8345

#Unit 2. Cellular Organization

TLS Online TPP Program

#Id: 6906

#Unit 8. Inheritance Biology

Q bands staining with quinacrine mustard and viewing the under ultraviolet light;  variation in the brightness of Q bands results from differences in the relative numbers of C-G and A-T base pairs.

TLS Online TPP Program

#Id: 944

#Unit 5. Developmental Biology

In Sea urchin,

Sperm-activating peptides provide direction to sperm during chemotaxis.

TLS Online TPP Program

#Id: 6715

#Unit 8. Inheritance Biology

Wild-type (Prototrophic) bacteria can use these simple ingredients to synthesize all the compounds that they need for growth and reproduction.

auxotroph lack one or more enzymes necessary for metabolizing nutrients or synthesizing essential molecules