Various strains of E. coli
A. may cause disease.
B. may be harmless.
C. are all exactly the same.
D. are all very different from one another.
E. may cause disease AND may be harmless.
E
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The offspring resulting from the cross of two red flowered plants are 3/4 red and 1/4 white. The most
likely genotype of the red flowered plants is _____ . A. homozygous dominant B. heterozygous C. homozygous recessive D. impossible to tell from this information
Classification based on location
What will be an ideal response?
In the embryonic development of flowering plants, the basal cell develops into the:a
apical cell. b. apical meristem. c. suspensor. d. integuments. e. endosperm.
Which statement is false regarding prokaryotic cells?
A) They have a circular loop of DNA instead of multiple linear DNA molecules. B) They lack a nucleus. C) They are always single-celled organisms that are invisible to the naked eye. D) They never contain organelles. E) They contain cytoplasm but never a plasma membrane.