Morphological characteristics of birds
Write the main morphological characteristics of birds?
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Birds are animals which present aerodynamic bodies enclosed with feathers, anterior limbs converted into wings, pneumatic bones and horny (or corneous) beaks.
What are the main proteins that constitute the sarcomere? What is the function of those molecules in the muscle cells?
Define radio immuno assay?
Write down some instances of parasitism?
Write the major types of animal tissue? Answer: The major animal cell tissues are: nervous tissue, epithelial tissue, muscle tissue and the connective tissue.
What do you mean by the bone matrix? Specify some of its main components?
Write down the factors which influencing photosynthesis also interferes with gross primary productivity.
What are the major mineral salts accountable for the cellular osmotic regulation? Answer: The major ions which act in the regulation of osmotic pressure in tissues a
Write about the circulatory system of the mammals?
How respiratory system of the insects (with its independence between circulation and respiration) related to motor agility of some species of this arthropod class?
Why can mitochondria be considered as the power plants of aerobic cells?
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