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TLS Online TPP Program

#Question id: 11981

A female cat in heat urinates more often and in many places. Male cats congregate near the urine deposits and fight with each other.  Which of  the  following  would  be  an  ultimate  cause  of  the  male  cats? response  to  the  female?  s urinating behaviour?

#Unit 10. Ecological Principles
  1. The males have learned to recognize the specific odor of the urine of a female in heat. 
  2. When the males smelled the odor, various neurons in their brains were stimulated.
  3. Male cats respond to the odor because it is a means of locating females in heat. 
  4. Male cats hormones are triggered by the odor released by the female
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TLS Online TPP Program

#Question id: 28444

#Unit 5. Developmental Biology

Six of precursor blast cells (P cells) persist in the larva in a row aligned antero-posteriorly on the ventral side of the larva, and posterior daughters of three of these precursor blast cells (P cells) give rise to the vulva. these precursor cells are___
TLS Online TPP Program

#Question id: 10677

#Unit 10. Ecological Principles

What interactions occur in epiphyte plants that grow on other plants?
TLS Online TPP Program

#Question id: 14147

#Unit 3. Fundamental Processes

Activators that stimulate this kind of promoter work by triggering a conformational change in either RNA polymerase or DNA; that is, they interact with the stable closed complex and induce a conformational change that causes transition to the open complex, this is an example of
TLS Online TPP Program

#Question id: 12957

#Unit 10. Ecological Principles

Dichlorodiphenyltrichloroethane is related to the phenomenon of:
TLS Online TPP Program

#Question id: 326

#Unit 1. Molecules and their Interaction Relevant to Biology

Dispersion force’s interaction energy is proportional to (take “r” as the distance between the two particles) ___________