Answer:
B. Amplitude: 30cm; wavelength: 110cm
Most of the metabolic activity in the cell occurs in the Cytoplasm or answer A.
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Answer:
When something goes wrong with the sinoatrial node, you may develop a consistently slow heartbeat (sinus bradycardia) or the normal pacemaker activity may stop entirely (sinus arrest). If sinus arrest occurs, usually another area of the heart takes over pacemaker activity. This area is called an escape pacemaker.
Explanation:
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Answer:
a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis. Its molecule contains a magnesium atom held in a porphyrin ring.
Because humans are omnivorous thus they can feed on different organisms. They can never occupy the lowest levels because they are not omnivorous.
