Which of the following are true statements

regarding the use of DNA in evolutionary
comparisons?
a. Lineages have a mixture of ancestral and
novel DNA sequences.
b. Mutations inevitably change DNA
sequences over time.
c. Mutations occur randomly.
d. Most mutations are neutral.
e. All of these are true


E

Biology & Microbiology

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The vessels that carry blood away from the heart in a closed circulatory system are referred to as

A. arteries. B. veins. C. capillaries. D. sinuses. E. auxiliary hearts.

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A candle jar is used to cultivate which type of bacteria?

a. Aerobes b. Anaerobes c. Capnophiles d. Microaerophiles

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What do you know about phosphorylation of a protein? What other information is related to the question?

What will be an ideal response?

Biology & Microbiology

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

Biology & Microbiology