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TLS Online TPP Program

#Question id: 5562

In an egg cell treated with a chemical that binds calcium and magnesium ions, the ________.

#Unit 5. Developmental Biology

  1. acrosomal reaction would be blocked

  2. fusion of sperm and egg nuclei would be blocked

  3. fast block to polyspermy would not occur

  4. fertilization envelope would not be formed

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TLS Online TPP Program

#Question id: 23910

#General Aptitude

The presence of pneumatophores is seen in:
TLS Online TPP Program

#Question id: 3697

#Unit 3. Fundamental Processes

In the Meselson-Stahl DNA replication experiment, what percent of the DNA was composed of one light strand and one heavy strand after one generation of growth in 14N containing growth media?
TLS Online TPP Program

#Question id: 18598

#Unit 11. Evolution and Behavior

First forest plants appeared in which geological period time scale?
TLS Online TPP Program

#Question id: 16493

#Unit 3. Fundamental Processes

35S promoter sequences derived from cauliflower mosaic virus shows which type of expression.
TLS Online TPP Program

#Question id: 5033

#Unit 11. Evolution and Behavior

Which of the following statements is correct in regard to Homo erectus?