Which method of bacterial DNA transfer involves a physical connection between the two bacterial cells?
A) Transformation
B) Transduction
C) Binary fission
D) Conjugation
D
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Which of the following would indicate damage to the right hemisphere of the cerebrum?
a. paralysis of the left facial muscles b. uncoordinated movement c. lack of balance d. problems breathing
Even if chromosomes are not a perfect match, pairing centers sometimes allow synapsis
Indicate whether the statement is true or false.
The occurrence of human identical twins is evidence that:a
all human cells are totipotent. b. no human totipotent cells have been identified. c. the only totitpotent human cell is the one-cell embryo. d. cells in a two-cell human embryo are totipotent. e. cells in a two-cell human embryo are pluripotent.
Which of the following statements is true?
a) Genetic engineering offers no benefits to farmers. b) A genetically modified organism (GMO) is one that has lost one or more genes naturally. c) Scientist have been able to successfully produce medicines by genetic engineering.