Plants living in standing water often face which of the following problems?
A. Increased CO2 levels
B. Loss of stomata
C. Harmful root pressure
D. Oxygen deprivation
E. Chilling of the roots
Answer: D
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Predict which organism would be in the best position to be able to undergo gluconeogenesis.
A. an organism with an elevated glucose level B. an organism with an elevated insulin level C. an organism with an elevated triglyceride level D. an organism with an elevated leptin level
The endosymbiont hypothesis suggests that the mitochondria of eukaryotic cells are descended from captured
a. cyanobacteria. b. archaebacteria. c. aerobic bacteria. d. chemoautotrophic bacteria. e. eukaryotic algae.
During what phase of meiosis does recombination between maternal and paternal chromosomes occur?
a. Anaphase I b. S phase c. Prophase II d. Prophase I
Each ________ is a specific segment of the DNA with the code for production of one functional product.
A. gene B. intron C. operator D. exon E. triplet