B. they are both unicellular
Answer: make systematic observations and carefully collect relevant evidence.Then they use logical reasoning and some imagination to develop hypotheses and explanations.
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Explanation:
Answer:
Body functions stimulated by the parasympathetic nervous system (PSNS) include sexual arousal, salivation, lacrimation, urination, digestion, and defecation. The PSNS primarily uses acetylcholine as its neurotransmitter. Peptides (such as cholecystokinin) may also act on the PSNS as neurotransmitters. The parasympathetic nervous system is composed mainly of the cranial and sacral spinal nerves.
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Feces are deposited on the ground, and the bacteria in the soil breaks it down, and uses the nutrients
Answer:
B.Plants
Explanation:
They are considered as autotrophs because they manufacture their own food and have the highest amount of energy.