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TLS Online TPP Program

#Question id: 24489

Two transesterification reactions takes place for 2 exon -1 intron configuration. Choose the correct  statement 
a. First transesterification is always caused by exon 1 -3’OH
b. second transesterification is catalysed variably either by external G or branch point while .
c. First transesterification is catalysed variably either by external G or branch point while 
d. second transesterification is always caused by exon 1 -3’OH.

#Unit 3. Fundamental Processes
  1.  a & b
  2. b & c
  3. c & d
  4. a & d
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TLS Online TPP Program

#Question id: 18592

#Unit 11. Evolution and Behavior

Flowering plant first appeared in___
TLS Online TPP Program

#Question id: 18591

#Unit 11. Evolution and Behavior

First green plants and fungi appeared on the land during which period?
TLS Online TPP Program

#Question id: 18590

#Unit 11. Evolution and Behavior

Origin of life starts from which geological time period?
TLS Online TPP Program

#Question id: 17265

#Unit 11. Evolution and Behavior

Match the geological time period with the diversification events associated with them:

COLUMN ICOLUMN II
P.Cretaceousi)First vertebrate appeared, abundant of marine algae
Q.Devonianii)Seeds ferns disappear, appearance of first dinosaurs
R.Ordovicianiii)Rapid development of angiosperms and Extinction of dinosaurs.
S.Triassiciv)First definite evidence of land plant, first wingless insect.
T.Silurianv)First amphibians and first seed plant appear.
TLS Online TPP Program

#Question id: 17264

#Unit 11. Evolution and Behavior

The strata of sedimentary rocks in the different regions of the world, have classified geologic history into eras;

Column IColumn II
P. Archeozoici) era of medieval life
Q. Proterozoicii) era of ancient life
R. Paleozoiciii) era of primitive life
S. Mesozoiciv) era of modern life
T. Cenozoicv) era of early life
Match the following;
TLS Online TPP Program

#Question id: 5032

#Unit 11. Evolution and Behavior

There is still some controversy among biologists about whether Neanderthals should be placed within the same species as modern humans, or into a separate species of their own. Most DNA sequence data analyzed so far indicate that there was probably little or no gene flow between Neanderthals and Homo sapiens. Which species concept is most applicable in this example?