Application of herbicides made from plant hormones may have unintended consequences because
A) different types of plants could respond differently to the same herbicide.
B) soil erosion may increase when herbicides are used instead of tillage.
C) plants may concentrate the herbicides in their fruits so that they can be released from the plant.
D) plants create new mutations to avoid herbicides.
Answer: A
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The whole-genome shotgun approach for collecting the data used to determine the nucleotide sequence of microbial genomes uses
A. powerful computers and specialized software and automated sequencing of random fragments of genomic DNA. B. automated sequencing of random fragments of genomic DNA. C. powerful computers and specialized software. D. Maxam Gilbert sequencing of cloned restriction fragments.
Which of the following is a muscle tissue that pumps blood throughout the body?
A. Skeletal muscle B. Cardiac muscle C. Smooth muscle D. Endocardium
Which does NOT occur in the light-independent reactions?
A. The 6-carbon molecule immediately divides into two 3-carbon molecules of glyceraldehyde-3-phosphate. B. Hydrogens from NADPH are transferred to molecules in the Calvin cycle. C. The 5-carbon ribulose is regenerated. D. ADP and NAD+ are returned to the light-dependent reactions.
Dolly the sheep ________
A) was the first mammal cloned from an adult cell B) was the first mother who gave birth to a cloned sheep C) received its mother's nucleus from her bone marrow D) received its nuclear DNA from the foster mother