The root cortex is composed mostly of collenchyma cells. Indicate whether the statement is true or false
False - parenchyma
Biology & Microbiology
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Which of the following is NOT a terpene?
A. the insect repellent citronella B. the anti-cancer agent taxol C. rubber D. polyvinyl E. terpentine
Biology & Microbiology
An atmosphere of pressure at sea level,, in psi (pounds per square inch), equals:
a. 15. b. 14.7. c. 15.7 d. 16.5. e. 16.7
Biology & Microbiology
All animals are multi-cellular,
a. heterotrophic, and aerobic. b. heterotrophic, and lack motility. c. autotrophic, and have embryos. d. autotrophic, and motile. e. heterotrophic, sexual, and non-embryonic
Biology & Microbiology
Tina's heart began to beat much faster when it came to the scary scene in the movie. Which portion of the nervous system causes the heart to beat faster when afraid?
A. parasympathetic B. sympathetic C. somatic D. axial E. peripheral
Biology & Microbiology