Which of the following was not an adaptation needed for plants to transition onto land?
A. Cell wall
B. Cuticle
C. Stomata
D. Flavonoids
Ans: A. Cell wall
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Based on pollen morphology, it would appear that magnoliids are most closely related to ____
a. eudicots b. star anise group c. monocots d. water lilies e. gymnosperms
The amount of energy needed to maintain basic metabolic functions is the
a. basal metabolic rate. b. body mass index. c. thermic effect of food. d. basic body index. e. metabolic ratio.
Briefly describe what is meant by the term autoradiography and identify a classic experiment that used autoradiography to determine the replicative nature of DNA in eukaryotes
What will be an ideal response?
Hydrogen ions cross the thylakoid membranes from the stroma by
A) simple diffusion. B) osmosis. C) facilitated diffusion. D) synthesis. E) active transport.