Answers: 3
Biology, 22.06.2019 11:00
Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?
Answers: 2
Biology, 22.06.2019 12:50
Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution
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
Biology, 22.06.2019 22:00
Which of the following are causes of evolutionary change? 1)genetic drift 2) natural selection 3) gene flow 4)mutation
Answers: 1
CRISPR-Cas9 is a genetic modificatin technique that edits parts of the genome of an organism. Usin g...
Engineering, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
Social Studies, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
Mathematics, 04.05.2021 02:00
History, 04.05.2021 02:00
History, 04.05.2021 02:00
Biology, 04.05.2021 02:00