A. Cytoplasm
A.
B. Matrix of mitochondria
B.
C. Cristae of mitochondria
C.
D. Chloroplast
D.
Correct Answer: B
সঠিক উত্তর: B
Explanation
ব্যাখ্যা
The Krebs cycle, also known as the citric acid cycle, is a series of chemical reactions that take place within the matrix of the mitochondria.