Transovarian transmission is a process in which
A. a pathogen infects the ovaries of the host.
B. a pathogen is transmitted to the host when the host ingests contaminated eggs.
C. an infected female vector transmits the pathogen to the eggs forming in its ovaries.
D. the pathogen is transmitted from an infected male to a healthy female during mating.
E. the pathogen is spread from one host to the next by unprotected sexual intercourse.
Answer: C
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Choose the true statements about species that show convergent evolution. Check all that apply.
_____ do not share a recent common ancestor _____ must be found in the same biogeographical region _____ subject to similar selection pressures _____ have similar phenotypes
Which of the following would change the allele frequencies of a population?
A. Tall people in a population preferentially marry other tall people. B. A population on an island remains isolated and no one leaves or moves onto the island. C. Lack of mutation in the DNA D. All of the answer choices would change allele frequencies of a population.
When ATP releases its energy, it forms:
a. AMP only b. ADP only c. Pi only d. both AMP and Pi e. both ADP and Pi
What would you predict would happen in an area of the body where blood was relatively acidic (low
pH)?
a. O2 would bind more readily to hemoglobin. b. CO2 would bind more readily to hemoglobin. c. O2 would release from hemoglobin. d. CO2 would release from hemoglobin. e. binding of O2 by hemoglobin would cease.