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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: 9199

#Unit 9. Diversity of Life Forms

Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?
TLS Online TPP Program

#Question id: 23504

#General Aptitude

Surface Ozone is produced from
TLS Online TPP Program

#Question id: 762

#Unit 1. Molecules and their Interaction Relevant to Biology

Regarding the sugar residues in nucleic acids, which, if any, of the following statements is incorrect?
TLS Online TPP Program

#Question id: 12576

#Unit 10. Ecological Principles

Estimates of current rates of extinction
TLS Online TPP Program

#Question id: 4668

#Unit 3. Fundamental Processes

During an initiation of transcription of DNA, the polymerase II has