All cells have robosomes, DNA, cytoplasm and plasma membrane.
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Answer:
C. circulatory and respiratory
Explanation:
The respiratory system is a system that is directly related to breathing and circulatory system is related to blood flow, which contains oxygen.
The space between the parietal layer and visceral layer of the pericardium contains serous fluid. It is a tissue of the hearth.
<h3>What is pericardium?</h3>
The pericardium is one of the three tissues that form the hearth, which also includes the myocardium and epicardium.
The pericardium forms a highly fibrous structure that is capable of holding heart tissues and blood vessels.
Pericardial fluid is composed of a serous liquid that is produced by the pericardium and released into the pericardial cavity.
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Answer:
the protist has one cell, and the bean plant has many cells.
Explanation:
2 is wrong because bacteria are unicellular. 3 is wrong because they're not the same shape. lastly, 4 is wrong because both the bean plant and frog are made up of cells.