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TLS Online TPP Program

#Question id: 9154

The main reason polar regions are cooler than the equator is that ________.

#SCPH06 I Botany
  1. solar radiation strikes the poles at a lower angle and travels through more atmosphere
  2. the poles are farther from the sun than is the equator
  3. the polar atmosphere is thinner and contains fewer greenhouse gases
  4. the poles are permanently tilted away from the sun
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TLS Online TPP Program

#Question id: 12915

#SCPH01 Biochemistry

Which of the following statement is not correct about PCR.
TLS Online TPP Program

#Question id: 412

#SCPH01 Biochemistry

All of the following contribute to the large, negative, free-energy change upon hydrolysis of “high-energy” compounds except:
TLS Online TPP Program

#Question id: 4736

#SCPH06 I Botany

A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?
TLS Online TPP Program

#Question id: 5527

#SCPH06 I Botany

Ectoderm cells related with anterior neural crest cells condense and form
TLS Online TPP Program

#Question id: 9166

#SCPH06 I Botany

If global warming continues at its present rate, which biomes will likely take the place of the coniferous forest (taiga)?