Cells are the basic building blocks of life, which can join together to form tissues, while different groups of tissues join together to form organs. These organs are then connected together to form organ systems , such as the digestive system , which includes the stomach , esophagus , intestines and other organs .
The best answer to the question states above is letter C.<span> A short observation period.
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<span> A scientist's primary concern in a clinical trial is the patient's safety, there fore short observation </span><span>decreases the reliability of results from a clinical trial</span>
C.doldrums regions near the equator with very little or no wind are called doldrums
Answer:
A ko false B ko true C ko false D ko true
Answer:
Acids
Explanation:
Acids are ionic compounds that produce positive hydrogen ions when dissolved in water. Acids taste sour. They conduct electricity when dissolved in water. They also react with metals to produce hydrogen gas.
