The iris focuses light rays before they enter the posterior portion of the eye
Answer:
Limiting factors include a low food supply and lack of space. Limiting factors can lower birth rates, increase death rates, or lead to emigration. When organisms face limiting factors, they show logistic growth (S-shaped curve, curve B: Figure below).
Explanation:
Pressure decreases with increasing altitude.
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Dendrite, axon, and cell body are the major parts of neurons. </span>
