Fragments of DNA can be separated by electrophoresis according to _____
a. sequence
b. length
c. species
d. composition
B
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Genetic material, DNA and RNA, are found in three distinct organelles in eukaryotic cells, what are these organelles and which type of relationship may have lead to their formation?
A. Chloroplast, mitochondria, nucleus, endosymbiotic. B. Chloroplast, lysosomes, nucleus, endosymbiotic. C. Nucleus, Golgi body, endoplasmic reticulum, symbiotic. D. Mitochondria, chloroplast, nucleus, parasitic. E. Lysosomes, mitochondria, chloroplast, parasitic.
A breeding experiment that checks for the relationship between the alleles of two genes is called a ________. a. dihybrid cross b. monohybrid cross c. None of these choices
d. test cross e. Punnett square
Carbon dioxide in the atmosphere ____
a. is destroying the ozone layer b. has dramatically increased in the last few decades c. is one of the prime reasons for acid depositions d. is a waste gas produced by respiration and has no biological use e. can change spontaneously to carbon monoxide in sunlight
What is the advantage of using PCR over traditional bacterial cloning to generate large quantities of a specific piece of DNA?
What will be an ideal response?