Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. Once a virus gains entry to the body, it invades a host cell in order to —
A. access cellular processes for replication
B. metabolize host proteins and grow
C. synthesize antibodies for defense
D. deactivate the host cell’s defenses
Answers: 1
Biology, 22.06.2019 03:30
Describe how a student should adjust the microscope to see the cells on a slide more clearly?
Answers: 1
Biology, 22.06.2019 16:30
The earth formed roughly 4.5 billion years ago, yet evidence of life dates back to about 3.5 billion years ago. which one is not a possible hypothesis of how life on earth arose?
Answers: 3
Biology, 22.06.2019 16:30
Which of the following may one conclude from a map that shows the average ph value of rainfall in the u.s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u.s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u.s.
Answers: 1
Biology, 22.06.2019 16:30
9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)
Answers: 1
Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. Once a v...
History, 25.06.2019 18:10
Physics, 25.06.2019 18:10
History, 25.06.2019 18:10
English, 25.06.2019 18:10
History, 25.06.2019 18:10
English, 25.06.2019 18:10
Mathematics, 25.06.2019 18:10
Social Studies, 25.06.2019 18:20
Mathematics, 25.06.2019 18:20
Mathematics, 25.06.2019 18:20