In vascular plants, water transport only works if ___________. (Select all correct answer options.)
A. roots are able to generate turgor pressure
B. the water column is continuous between
leaves and soil
C. H2O evaporates from leaves
D. xylem and phloem are in close proximity
B,C
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Scientists that focus on small individual parts of a living system are using a(n) ____ approach
a. systemic
b. microbiological c. reductionist d. molecular e. bioinformatics
A DNA sequence that signals the start of a gene is
a. a codon. b. an anticodon. c. a terminator. d. a promoter. e. an amino acid attachment site.
The total length of the cell cycle of cells in a cell culture is 24 hours. M phase is found to be 1 hour, S phase is found to be 9 hours and G2 is found to be 4.5 hours. How long is G1?
a) 24 hours b) 9.5 hours c) 9 hours d) 1 hour e) 4.5 hours
Which treatment is intended to lower microbial counts on eating and drinking utensils to save public health levels?
a) Sanitization b) Sterilization c) Pasteurization d) Antisepsis