Biology, 20.05.2021 05:00 kaikao17801
How do viruses recognize their hosts?
A. they recognize and infect all organisms regardless of species
B. they recognize their hosts with the lock-and-key fit
C. They recognize the pilli in prokaryotes
D. They recognize the cilia in eukaryotes
Answers: 1
Biology, 22.06.2019 02:00, badpotterchris
How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.
Answers: 1
Biology, 22.06.2019 15:00, fatumasiraj
Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow
Answers: 1
How do viruses recognize their hosts?
A. they recognize and infect all organisms regardless of spec...
Mathematics, 16.12.2020 02:30
Mathematics, 16.12.2020 02:30
Mathematics, 16.12.2020 02:30
Social Studies, 16.12.2020 02:30
World Languages, 16.12.2020 02:30
Mathematics, 16.12.2020 02:30
Mathematics, 16.12.2020 02:30