Langerhans cells are dendritic cells (antigen-presenting immune cells) of the skin, and contain organelles called Birbeck granules. They are present in all layers of the epidermis and are most prominent in the stratum spinosum.
Answer:
The correct answer is option E. only water-soluble hormones use second messengers.
Explanation:
Water soluble hormones can not diffuse through cell membranes as only lipid soluble molecules can pass through the cell membranes and these hormons are not lipid soluble molecules,
These water hormones are usually glycoproteins, peptide and catecholamnies such as TSH, FSH, LH and insulin. these hormones need second messengers because there receptors are present on the plasma membrane.
Thus, the correct answer is option - e. only water-soluble hormones use second messengers.
Osteoporosis affects the a) skeletal body system
Answer:
here is your answer 330 minutes
Explanation:
If An hour Is considered containing 60 minutes, and a half hour is 30 minutes, then 5 and a half hour is 5*60 + 30. That is 330 minutes. Hope it helps :).
Certain contraindications exist for laparoscopic appendectomy, including extensive adhesions, radiation, or immunosuppressive therapy, severe portal hypertension coagulopathies. Laparoscopic appendectomy is contraindicated in the first trimester of pregnancy. Hope this answers/helps