In the cells of many eukaryotic species, the nuclear envelope has to disappear to permit which of the following events in the cell cycle?

TLS Online TPP Program

#Question id: 12237

#Unit 10. Ecological Principles

Which of the following occurred first during the separation of the elements of Pangaea through continental drift? 

TLS Online TPP Program

#Question id: 7019

#Unit 5. Developmental Biology

During primary sex determination in mammals, the bipotential gonad is moved into the female pathway (ovary development) by the Wnt4 and Rspo1 genes, which promote accumulation of:

TLS Online TPP Program

#Question id: 11713

#Unit 9. Diversity of Life Forms

Theoretically, which two of the following present the richest potential sources of silica?

1.  marine sediments consisting of foram tests

2.  marine sediments consisting of diatom cases (valves)

3.  marine sediments consisting of radiolarian shells

4.  marine sediments consisting of dinoflagellate plates

TLS Online TPP Program

#Question id: 19751

#Unit 3. Fundamental Processes

The processing and repair of DSBs can lead to 

TLS Online TPP Program

#Question id: 32510

#Unit 1. Molecules and their Interaction Relevant to Biology

Four protons per ATP are required as 

a. ADP uptake: 1 proton 

b. ATP synthesis: 3 protons

c. Pi uptake: 1 protons

d. ATP release: 3 Protons

Which of the above statements are correct