Biology, 22.01.2020 00:31 njohns5327home
Often only small amounts of dna are found at a crime scene. which technique uses an enzyme to replicate dna regions from a small sample of dna for use in dna fingerprinting? a. vntrs (variable tandem repeats)/b. pcr (polymerase chain reaction)/c. analysis strs (short tandem repeats) / 4. mtdna (mitochondrial dna) analysis
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Biology, 22.06.2019 02:30
Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.
Answers: 1
Biology, 22.06.2019 07:00
Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms
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Biology, 22.06.2019 09:50
Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.
Answers: 1
Often only small amounts of dna are found at a crime scene. which technique uses an enzyme to replic...
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