TLS Online TPP Program

#Question id: 6985


The ventricular proliferative zone is:

#SCPH28 | Zoology
  1. a region of cell division in the neural plate
  2. a region of cell division in Hensen's node
  3. a region of cell division in the neuroectoderm of Drosophila
  4. a region of cell division in the neural tube
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TLS Online TPP Program

#Question id: 12961

#SCPH06 I Botany

Refer to the following experiment, which is designed to test the co evolutionary relationships among an unpalatable butterfly (the  monarch),  a  palatable  butterfly  (the  viceroy),  and  a  butterfly  predator  (the  jay).  Monarch butterflies are reared on three diets: milkweed (their natural food), cabbage, and cabbage treated with an extract from milkweed leaves. Viceroy butterflies, mimics of monarchs, also are reared on three diets: willows (their natural food), cabbage, and cabbage treated with an extract from milkweed leaves. In trial 1 of the first experiment, adult butterflies reared on a particular diet are presented one at a  time  at  1-hour  intervals  to  jays  and  the  jays  are  allowed  to  feed.  Each jay is  fed  until  it refuses to eat the butterfly presented, but no more than 12 butterflies are presented to a jay during a particular test. Five birds are used for each test; therefore, up to 60 butterflies can be consumed for each diet test. The observer records the actual number of butterflies  eaten. In trial 2, the experiment is repeated 2 weeks later. In the second experiment, the butterflies are reared on the same diets as in experiment 1. However, when they are offered to jays, some jays receive a monarch  reared  on  milkweed  before  being  offered  the  butterflies  reared  on  the  experimental  diets;  the  other  group  of jays is  first given a viceroy reared on willow before being  offered the butterflies reared on the experimental diets. The initial butterfly offered is included in the total number eaten, but no more than 12 butterflies are presented to each jay.

The data in the table indicate which of the following?

TLS Online TPP Program

#Question id: 12989

#SCPH06 I Botany

Choose the correct statement related to hydrogen bond and Van der Waals interactions
a. Hydrogen bond formation takes place between dipole-dipole interaction.
b. Van der waals interaction takes place between induced dipole-induced dipole.
c. Hydrogen bond formation takes place between induced dipole-induced dipole.
d. Van der waals interaction takes place between dipole-dipole interaction.

TLS Online TPP Program

#Question id: 12990

#SCPH06 I Botany

Choose the incorrect statement related to ionic interactions
a. Ionic interactions takes place between positively and negatively charged amino acids side chain.
b. Ionic interactions takes place between positively and positively charged amino acids side chain.
c. ionic interaction has almost 20 kj/mol of bond energy.
d. ionic interaction is weak interaction that have lowest 20kj/mol of bond energy.
e. strength of ionic bond within protein chain calculated by
 

TLS Online TPP Program

#Question id: 13023

#SCPH01 Biochemistry

Which of the following enzymes are required for end labelling?

TLS Online TPP Program

#Question id: 13023

#SCPH05 I Biotechnology

Which of the following enzymes are required for end labelling?

TLS Online TPP Program

#Question id: 13023

#SCPH06 I Botany

Which of the following enzymes are required for end labelling?