Plasmids are ____
a. circular RNA elements
b. linear DNA elements
c. circular DNA found in the nucleus
d. circular DNA found in the cytoplasm
e. linear RNA elements
ANSWER: d
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Answer the following statement true (T) or false (F)
The genetic engineering of human-animal hybrids is a routine procedure related to assisted reproductive technologies
a. True b. False
The template strand of a DNA segment that codes for mRNA has the sequence: ATGCGT. Which tRNA anticodons would pair with the mRNA that is coded for by this sequence?
A. AUG CGU. B. ATG CGT. C. UAG CGU. D. UAC GCA.
Imagine meiosis in a diploid organism that only has a single chromosome. Like most diploid organisms, it received one copy of this chromosome from each of its parents and the two homologs are genetically distinct
If only a single homologous recombination event occurs during meiosis, which of the following choices below correctly describes the four gametes formed. (a) None of the gametes will contain chromosomes identical to the chromosomes found in the original diploid cell. (b) All four of the gametes will have chromosomes identical to the chromosomes found in the original diploid cell. (c) Three of the gametes will have chromosomes identical to the chromosomes found in the original diploid cell, while one of the gametes will have chromosomes that are different. (d) Two of the gametes will have chromosomes identical to the chromosomes found in the original diploid cell, while two of the gametes will have chromosomes that are different.