Answers: 1
Health, 23.06.2019 10:00, mercydiaz84
Lyme disease is caused by a bacterium transmitted to people by deer ticks. deer ticks are almost never born infected with the bacterium, but they can pick it up from feeding on an infected host in any of the tick's three successive stage of development: larva, nymph, adult. once infected, a tick remains infected through any subsequent developmental stages, but since a tick feeds on only one host in each stage, it follows that . people can be infected only by being bitten by a tick that is either in larval stage or in the nymph stage b. people cannot be infected by a tick that picked up the lyme disease bacterium in the adult stage c. it is not possible for a person to be infected by a tick that is in the nymph stage or by a tick that was infected with the bacterium while in the nymph stage d. people infected with the lyme disease bacterium cannot transmit bacterium to adult deer ticks e. only deer ticks that are adults can transmit the lyme disease bacterium to people
Answers: 1
Health, 23.06.2019 18:20, fernandar44
Some bacteria injure cells by giving off poisons called pathogens antibodies phagocytes toxins
Answers: 2
Health, 24.06.2019 08:30, Nicaragua505
What is it called when people live together in organized communities with shared laws traditions and valuesa. familyb. mediac. ethicsd. society
Answers: 2
What approach dominated the field of psychology from the 1930s to the 1950s?...
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