There are a total of 23 chromosomes in female bug karyotypes and 24 in males.
It is A both chemical changes and flow of energy
The correct option is D.
Parietal cells are the epithelial cells which secrete hydrochloric acid and intrinsic factors. The cells are located in the gastric glands which are found in the linings of the walls of the stomach. The hydrochloric acid produced by the parietal cells helps in the conversion of the enzyme pepsinogen to pepsin during the digestion process.
Answer:
concrete slate clay oak
Explanation:
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