PLEASE HELP
HDJDJDJDN
...
Answers: 3
Biology, 22.06.2019 08:30
What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
Answers: 2
Biology, 22.06.2019 10:00
Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast
Answers: 2
Biology, 22.06.2019 11:00
In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds? first generation y y y yy yy y yy yy second generation y y y yy yy y yy yy there is a % chance that the offspring will have green seeds.
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
Mathematics, 09.06.2020 16:57
Mathematics, 09.06.2020 16:57
Mathematics, 09.06.2020 16:57
Health, 09.06.2020 16:57
Health, 09.06.2020 16:57
Biology, 09.06.2020 16:57
Mathematics, 09.06.2020 16:57
History, 09.06.2020 16:57
Mathematics, 09.06.2020 16:57
Social Studies, 09.06.2020 16:57
Mathematics, 09.06.2020 16:57
Physics, 09.06.2020 16:57
English, 09.06.2020 16:57