Question

1. Tricarboxylic acid cycle takes place in _____________.

A. Nucleus B. Mitochondria C. Cytoplasm D. Golgi comlex.
2. Protein _________ is present in the skin.

A. Insulin B. Melanin C.Haemoglobin. D. ossein.​

Answer 1

Answer:

1- mitochondria

2- melanin

Answer 2

1. Tricarboxylic acid cycle takes place in .Mitochondria

2. Protein Melanin is present in the skin.