Answers: 1
Biology, 21.06.2019 21:00
Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria
Answers: 1
Biology, 21.06.2019 22:30
Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake
Answers: 1
Biology, 22.06.2019 01:30
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
Answers: 1
Which questions most closely related to the field biology...
Mathematics, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
German, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
Spanish, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
Chemistry, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30
Computers and Technology, 11.05.2021 07:30
World Languages, 11.05.2021 07:30
Mathematics, 11.05.2021 07:30