Illustrate that hormones are only proteins or not
Explain, Are hormones only proteins?
Expert
Some hormones are proteins, like glucagon, ADH and insulin, others are derived from proteins (like modified amino acids), as in adrenaline and noradrenalin, other are steroids, like the estrogen and corticosteroids.
Which germ layers present in the cnidarians? Which tissues of animal do they originate?
Why can individuals from only some human populations tolerate milk as adults? In your own words, explain in detail the genetic changes that allow for milk tolerance in adult humans.)
Improvement: The action of improving; advancement or growth; promotion in enviable qualities; development toward what is better; melioration; as, the enhancement of the mind, of land, roads, and so on. The action o
Give a brief description of the term parasitism?
Describe the lateral lines of fishes?
Name the substances which comprise the chromatin? Also state the difference between chromatin and amid chromatin chromosome?
What similarities do reptiles and birds share regarding external coverage, excretion and reproduction?
Write down the major phases or stages of Product Life Cycle?
Explain the normal duration of menstrual cycle? How does method of the calendar contraceptive work?
Give a brief description of vestibular system? How does it function?
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