Answer:
B.secrete hormones directly into the bloodstream
Answer:
rivers because smaller bodies of water always drain into bigger ones
Macrophages
Using the receptors on their surface and through the facilitation by immunoglobulins that attach to the foreign matter, macrophages 'hold' the foreign bodies in the body and 'ingest' them through phagocytosis. Lysozymes in the cells then in 'digest' the foreign matter.
Answer:
a gene is a unit of DNA that is usually located on a chromosome, they carry information that determine the traits, traits are characteristics inherited from your parents.
Explanation:
Archaea have more complex RNA polymerases than bacteria
