A mechanism for preventing sap loss entails closing sieve plate pores with callose, which is

TLS Online TPP Program

#Question id: 1002

#Unit 1. Molecules and their Interaction Relevant to Biology

What would be the product of the transamination of the structure shown below? (The unionized forms are shown.)

TLS Online TPP Program

#Question id: 27069

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the correct option regarding the stereochemistry of given compound 

TLS Online TPP Program

#Question id: 10707

#Unit 10. Ecological Principles

Based on the intermediate disturbance hypothesis, a community’s species diversity is increased by

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#Question id: 13178

#Unit 10. Ecological Principles

Turnover of water in temperate lakes during the spring and fall is made possible by which of the following? 

TLS Online TPP Program

#Question id: 646

#Unit 1. Molecules and their Interaction Relevant to Biology

Many biosynthetic pathways are regulated by feedback inhibition of enzymes. In a particular type of feedback inhibition, two endproducts individually do not inhibit an enzyme upstream in the pathway at all, but when both are present they inhibit the same enzyme significantly. What type of feedback inhibition do these inhibitors represent?