How does the sodium-potassium pump present in the cell membrane work? What is the importance of this protein for the cell?

957

---

What is the structure that maintains identical chromatids bound?

887

---

What is the difference between the concepts of karyotype and genome?

960

---

What are some biological examples in which lysosomic enzymes play fundamental role?

1044

---

What is the name of the membrane that delimits the nucleus? To which component of the cell structure that membrane is contiguous?

925

---

Do all eukaryotic cells have nucleus and only one nucleus?

900

---

How do the rough endoplasmic reticulum and the Golgi apparatus act in the production and releasing of proteins?

907

---

What are the two main types of endocytosis?

972

---

What are the primary and the secondary constrictions of a chromosome? What is the other name given to the secondary constriction?

876

---

What is thermite mixture?

1098

---

What does thermodynamics helps in predicting?

1033

---

Who proposed law of mass action? What does it states?

1157

---

How much amount of energy is required to break the triple bond in nitrogen molecule?

1119

---

Which elements are present in electron?

1109

---

In 3d-series, which two elements exhibit an anomalous configuration?

1076

---