Answer:
Red blood cells do not have a nucleus on maturity. WBCs are characterized by the presence of a large central nucleus. Due to the presence of haemoglobin, these cells appear red in colour. These cells are colourless, as they do not have any pigment.
Answer:
industrial revolution is a change of human labour by machine
it stats at 1760-1840
it stats by great Britain
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The sentence in Japanese says "I have a dictionary"
<span>sign language is a system of communication using visual gestures and signs, as used by deaf people</span>
