what is an example of a persistent chronic viral infection?
What will be an ideal response?
Hepatitis B Virus
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Homologous chromosomes are:
A. a pair of chromosomes that match in size. B. a pair of chromosomes that match in appearance. C. a pair of chromosomes that have the same genes in the same position. D. All of the answer options are correct. E. None of the answer options is correct.
The atom, as a whole, is uncharged because
A. the number of protons equals the number of neutrons. B. the number of electrons equals the number of neutrons. C. neutrons neutralize the charges. D. the number of protons equals the number of electrons.
Scorpions have a prosoma, pedipalps that are modified into claws, and chelicerae. Which taxonomic group are they a member of?
A. Chelicerata B. Hexapoda C. Crustacea D. Myriapoda
What is the function of polar bodies?
A. They provide nourishment for the developing embryo. B. They prevent more than one sperm from entering the egg. C. They produce hormones that allow ova to develop properly. D. They provide fructose to the semen for sperm motility. E. None of these are functions of polar bodies.