Biology, 24.02.2020 22:43 nscarlisleh13
Humans begin their existence as a single undifferentiated cell and proceed to become a highly complex and organized billion-cell organism. This change best exemplifies the principle.
Answers: 2
Biology, 22.06.2019 07:30
Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f
Answers: 3
Biology, 22.06.2019 13:10
Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere
Answers: 2
Biology, 22.06.2019 15:30
Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody
Answers: 1
Humans begin their existence as a single undifferentiated cell and proceed to become a highly comple...
Mathematics, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20
Social Studies, 08.03.2021 07:20
Biology, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20
Chemistry, 08.03.2021 07:20
Biology, 08.03.2021 07:20
History, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20
Physics, 08.03.2021 07:20
Mathematics, 08.03.2021 07:20