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TLS Online TPP Program

#Question id: 2242

What two features of the structure of cholesterol make it somewhat amphipathic?

#Unit 2. Cellular Organization

  1. The single hydroxyl along with the hydrocarbon nature of the remainder of the molecule

  2. The long, branched hydrocarbon along with the four hydrocarbon rings

  3. The five methyl groups along with the hydrocarbon chain

  4. The three six-membered rings along with the single five-membered ring

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TLS Online TPP Program

#Question id: 315

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is not a proper way to form a hydrogen bond? (The symbol ʺRʺ represents a general organic group. The hydrogen bonding is represented by dashed lines.)
TLS Online TPP Program

#Question id: 1398

#Unit 4. Cell Communication and Cell Signaling

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule
TLS Online TPP Program

#Question id: 965

#Unit 1. Molecules and their Interaction Relevant to Biology

How many ATP are consumed in the conversion of bicarbonate to carbamoyl phosphate?
TLS Online TPP Program

#Question id: 26887

#Unit 10. Ecological Principles

Succession as proceeding to a distinct end point, each phase of succession shown in given diagram (A → D)
TLS Online TPP Program

#Question id: 12957

#Unit 10. Ecological Principles

Dichlorodiphenyltrichloroethane is related to the phenomenon of: