Sperm cells and spermatids
State difference between the sperm cells and spermatids? Specify the name of transformation of spermatids into the sperm cells?
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Sperm cells (the male gametes) are said to be matured spermatids which have already undergone the differentiation (reduction of cytoplasm, appearance of flagellum, formation of acrosome, improve in number of mitochondria). This differentiation process is known as spermiogenesis.
Define the term OLAP Designer?
Illustrate what are allosteric enzymes?
Write down the some remarkable roles of myosin, albumin, CD4, immunoglobulin, keratin, reverse transcriptase, insulin and hemoglobin?
State the function of cholecystokin in the digestive process and how it is produced?
Name the two groups of defending techniques of the Human body in opposition to harmful or foreign agents? Distinguish between them?
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Define anaphylaxis in short.
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Write down the structures which form the external ear? Specify some of its function?
Write the gas exchange unit of mammalian lungs? Answer: The gas exchange units of mammalian lungs are the alveoli.
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