Bacterial cells pick up a recombinant DNA by taking it in through their outer cell boundaries using a process called
A. transformation.
B. transduction.
C. cloning.
D. plasmid transfer.
A. transformation.
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Ecology is a science that can be carried out by ________.
A. learning by observing B. running experiments to test hypotheses C. both learning by observing and running experiments to test hypotheses D. neither participating in a march to demand actions on climate change
Experimentally offering newborn coastal and inland garter snakes banana slugs demonstrated that ________
a. only the coastal variety of garter snakes carry the for gene b. coastal garter snakes instinctively reject toxic banana slugs c. there is a genetic basis to food preference in garter snakes d. snakes eat whatever food provides the appropriate stimulus to their nervous system
Which of the following gives rise to lateral
roots? a. endodermis b. cortex c. epidermis d. pericycle e. pith
The greatest diversity of plants and animals is found in
A) chaparrals. B) northern coniferous forests. C) savannas. D) tropical rain forests. E) temperate deciduous forests.