Which of the following statements regarding cross-breeding and hybridization is false?
A) The offspring of two different varieties are called hybrids.
B) The parental plants of a cross are the P generation.
C) The hybrid offspring of a cross are the P1 generation.
D) The hybrid offspring of an F1 cross are the F2 generation.
Answer: C
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In examining glucose transport into a cell, the immediate phosphorylation of glucose following its entry into the cell
A) keeps the glucose from being transported back out of the cell. B) allows the cell to maintain higher levels of glucose outside the cell. C) converts glucose into a form for use in cellular respiration. D) converts glucose into a form to be stored. E) all of the above
Which number identifies a sequence that is transcribed but not translated?
a. 2 b. 3 c. 4 d. 5 e. 6
DNA-containing viruses are easier to fight and treat than RNA viruses because:
a. antibiotics work only on DNA viruses, not on RNA viruses. b. RNA viruses have relatively stable genomes and so cannot be inactivated by mutagenic drugs. c. DNA viruses do not change rapidly.
How is CARD-FISH an improvement over traditional FISH approaches?
a. It allows for the targeted quantification of several taxa simultaneously. b. It allows for single-cell sorting of fluorescently labeled populations. c. It increases fluorescence detection. d. It requires fewer cells (i.e., decreased sample volume).