Practice Questions

TLS Online TPP Program

#Question id: 11204

Why do Na+ ions enter the cell when voltage-gated Na+ channels are opened in neurons?

#I Life Science/ Life Sciences Group – I-V

because the Na+ concentration is much lower outside the cell than it is inside
because the Na+ ions are actively transported by the sodium-potassium pump into the cell
because the Na+ concentration is much higher outside the cell than it is inside, and the Na+ ions are attracted to the negatively charged interior
because the Na+ concentration is much higher outside the cell than it is inside, and the Na+ ions are actively transported by the sodium-potassium pump into the cell

More Questions

TLS Online TPP Program

#Question id: 15634

#SCPH01 Biochemistry

To performs both global and local pairwise alignment for all possible pairs, which of the following program is used in progressive alignment method?

TLS Online TPP Program

#Question id: 5328

#SCPH06 I Botany

Which of the following mode of inheritance of genetic disorder?

TLS Online TPP Program

#Question id: 19632

#SCPH05 I Biotechnology

For the reversible reaction

N2 (g) + 3H2(g) ⇋ 2NH3 + Heat

The equilibrium shifts in forward direction

TLS Online TPP Program

#Question id: 1406

#SCPH28 | Zoology

Which of the following is a consequence of p53 stabilization?

a. stabilization of Cdc25A b. activation of ATM c. blocked apoptosis

d. transcription of p21 e. DNA repair

TLS Online TPP Program

#Question id: 364

#I Life Science/ Life Sciences Group – I-V

A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?