Which of the following membrane bound ER chaperone proteins require Ca2+ for their activities?

a. Calnexin 

b. Calreticulin

c. E3 ubiquitin ligase

d. Bip 

TLS Online TPP Program

#Question id: 10722

#Unit 10. Ecological Principles

Community 1 contains 100 individuals distributed among four species (A, B, C, and D). Community 2 contains 100 individuals distributed among three species (A, B, and C). Community 1: 5A, 5B, 85C, 5D Community 2: 30A, 40B, 30C Calculate the Shannon diversity (H) for each community.

TLS Online TPP Program

#Question id: 3375

#Unit 11. Evolution and Behavior

	Evolutionary force		Caused
A	Mutation	i	Increase genetic variation within population
B	Genetic Drift	ii	Decrease genetic variation within population
C	Migration	iii	Decrease genetic variation between  population
		iv	Increase genetic variation between population

Which of the following combination is correct?

TLS Online TPP Program

#Question id: 9572

#Unit 10. Ecological Principles

The gills of fish maintain effective oxygen uptake from water and the legs of seagulls reduce the loss of heat to the external environment by the same circulatory mechanism known as __________.

TLS Online TPP Program

#Question id: 11993

#Unit 10. Ecological Principles

Which of the following statements about light in aquatic environments is correct? 

TLS Online TPP Program

#Question id: 20329

#Unit 4. Cell Communication and Cell Signaling

What are AHL molecules?