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TLS Online TPP Program

#Question id: 11979

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 is a proximate cause of this behaviour of increased urination?

#SCPH28 | Zoology
  1. It announces to the males that she is in heat.
  2. Female cats that did this in the past attracted more males.
  3. It is a result of hormonal changes associated with her reproductive cycle. 
  4. The female cat learned the behavior from observing other cats.
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TLS Online TPP Program

#Question id: 44

#I Life Science/ Life Sciences Group – I-V

The four covalent bonds in methane (CH4) are arranged around carbon to give which one of the following geometries?
TLS Online TPP Program

#Question id: 3660

#SCPH06 I Botany

Which of the following is true for exchange of homologous regions between two DNA molecules?
TLS Online TPP Program

#Question id: 14769

#SCPH01 Biochemistry

which one of the following is a database of protein sequence motifs?
TLS Online TPP Program

#Question id: 3860

#SCPH01 Biochemistry

Guide RNAs:
TLS Online TPP Program

#Question id: 5342

#SCPH06 I Botany

Women having normal color vision, normal pigmentation and A blood group whose father is color blindness, albinism and O blood group will marry with men having colorblind, albinism and O blood group. What is probability of their first child will colorblindness son, normal pigmentation and O blood group?