Answer:
it is your lungs
Explanation:
epithelial cells line the insides of the lungs, the gastrointestinal tract, the reproductive and urinary tracts, and make up the exocrine and endocrine glands.
Answer:
Sponges are a very much important to this biological world. They are very much important in nutrient cycles in the coral reef systems and highly help in supporting the marine food web. Economically they are treated as protective habitats for animals like crustaceans, molluscs, small fishes, etc.
B. Who is used as a subject and C. Whom is used as an object are the correct answers when it comes to determining whether to use who or whom in a relative clause.
Answer:
Explanation:
The tubular or sheet-like cristae membranes are the main site of oxidative phosphorylation, harboring the complexes of the respiratory chain and the F1Fo-ATP synthase [5], [6], [7], [8], [9]. Fig. 1. Mitochondrial contact site and cristae organizing system (MICOS) in yeast.