What elements are needed for a virus to make a new virus

answer; the male's sperm cells have mitochondria, but because the sperm contributes dna but no cytoplasm, no mitochondria are passed to the egg at ferilization;

answer; (a) medicalized;

the cover letter for a job search includes the skills one has for the particular job. including a cover letter is always a good idea, as it describes the ability to perform a task, and the employer can easily fetch the intention of the job you want to do.  

the cover letter is very important to be included in the job search document. hence, i strongly with the statement.  

the jugular venous disention can be a sigh of problems starting with the heart specificaly the right side. with the evidence pressent he may have a blocage in a vein or artery due to a blood clot forming in the surggery. its a theory