Agarose is added to solidify the gel. It then acts as a filter, allowing only
What will be an ideal response?
smaller particles to pass through quickly. Larger molecules are slowed by this and do not move as fast or far through the gel.
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Mammals lose unwanted solutes through
a. urinary excretion only. b. respiration only. c. muscle contraction only. d. respiration and urinary excretion. e. lymph filtering only.
Choose the letter of the best match from the following:A. cognitionB. waggle danceC. navigationD. filial imprintingE. fixed action patternSocial attachments are formed between parents and offspring.
Fill in the blank(s) with the appropriate word(s).
Magnification is achieved in a compound microscope through the initial magnification of the specimen by the ________ lens. This image is then projected to the ________ lens that will further magnify the specimen to form a virtual image received by the eye.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements regarding virus taxonomy is true?
A) Viruses are classified on the basis of the taxonomy of their host organisms. B) Virus classes are well established. C) Some virus family names are derived from the name of an important member of the family. D) The species epithet is a Latin descriptor of the virion structure. E) Virus classes are based on the domain of the host organism.