Answer:
Digestive system, small intestine, smooth muscle tissue, muscle cell
Explanation:
Because the cell is smallest (muscle cell) and then cells combine to make tissues (smooth muscle tissue) and then organs (small intestine) to organ systems (digestive system).
Answer: Chloroplasts
Explanation: Chloroplasts turn light energy from the sun to sugar.
Answer:
Ribonucleic Acid is a single-stranded nucleic acid that moves the DNA code for protein synthesis from the nucleus to the ribosomes.
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Explanation:
Answer:
C.) Increases, which hampers diffusion of gases because of the stagnant air that remains in the alveoli.
Explanation:
Lungs capacity drops by 40% between ages of 20 and 80, even without disease, but can be improved with diaphragm strengthening exercises.Changes experienced in the respiratory system include and overall decrease is vital capacity,which means less air inspired and expired as well.
In addition, older adults loose elasticity in their lungs as the age, making lungs less flexible and further imparing the ability to effectively inhale and exhale.
Hence, option C) Increases, which hampers diffusion of gases because of the stagnant air that remains in the alveoli. is the right answer.
