B. telophase.
C. anaphase.
D. metaphase.
Answer:
They provide basis of food chains.
Explanation:
Phytoplankton are the autotrophic components of the plankton community and a key part of oceans, seas and freshwater basin ecosystems. The name comes from the Greek words φυτόν, meaning "plant", and πλαγκτός, meaning "wanderer" or "drifter".
Observation is the step in the scientific method that requires you to use your senses to obtain information.
In the scientific method, the step that requires you to use your senses to obtain information is called observation. It involves gathering data through your senses, such as seeing, hearing, smelling, tasting, and touching. Observation is important in order to gather accurate and objective information that can be used to form hypotheses and conduct experiments.
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