Viruses infecting algae have never been detected.
Answer the following statement true (T) or false (F)
False
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Protozoan cells do not exhibit ________.
A. a cell wall B. motility C. cyst formation D. ectoplasm and endoplasm E. heterotrophic nutrition
The statement "The virulence of many pathogens in humans may not be a target of selection itself, but rather an accidental by-product of selection on other traits" describes ________
A) the coincidental evolution hypothesis B) the shortsighted evolution hypothesis C) the trade-off hypothesis D) the energy-balance hypothesis
Different, or alternative, forms of the same gene are called ____
a. genetomorphs b. alleles c. mutants d. chromatids e. homologues
In which type of mammal do a mother and her embryo exchange materials by means of an organ developed from embryonic membranes?
A. Monotremes B. Egg-laying C. Pouched D. Marsupial E. Placental